LoftFoil | Loft Insulation, Loft Boarding & Spray Foam Removal

How to Insulate Your Loft for Summer Heatwaves

Ollie — Mon, 11 May 2026 14:12:17 +0000

When we think of loft insulation, we often associate it with keeping our homes warm during the winter. However, insulation is just as important during the summer months, especially as heatwaves become more frequent in the UK. Proper loft insulation can help keep your home cool by reducing the amount of heat that enters through the roof, creating a more comfortable living environment and reducing the need for energy-intensive cooling systems. In this blog, we’ll explore how to insulate your loft to beat the summer heat.

Why Insulate Your Loft for Summer?

During a heatwave, the sun’s rays can cause your roof to absorb and radiate heat into your home, turning your loft into a furnace. Without proper insulation, this heat can quickly spread to the rest of your house, making it uncomfortably warm. Here’s how loft insulation helps:

Blocks Heat Transfer: Insulation acts as a barrier, preventing heat from entering your home through the roof.
Reduces Cooling Costs: By keeping your home cooler naturally, you’ll rely less on fans or air conditioning, saving energy and money.
Improves Comfort: Insulation helps maintain a consistent indoor temperature, even during extreme heat.

Choosing the Right Insulation for Summer

Not all insulation materials are equally effective at keeping your home cool in summer. Here are some of the best options:

1. Foil Insulation

How It Works: Reflective foil insulation works by reflecting radiant heat away from your home, preventing it from entering through the roof.
Why It’s Ideal for Summer:
- Highly effective at reducing heat gain.
- Thin and lightweight, making it easy to install.
- Includes a vapour barrier to prevent condensation.
Best Use: Ideal for homes in areas prone to intense sunlight or heatwaves.

2. Rigid Foam Boards

How It Works: These boards provide excellent thermal resistance and can be installed under the roof or between rafters.
Why It’s Ideal for Summer:
- High thermal performance.
- Durable and long-lasting.
Best Use: Suitable for lofts with limited space or where a high level of insulation is required.

3. Mineral Wool or Fibreglass

How It Works: These materials trap air within their fibres, slowing down heat transfer.
Why It’s Ideal for Summer:
- Affordable and widely available.
- Provides good thermal and acoustic insulation.
Best Use: Works well when combined with other materials, such as foil insulation, for enhanced summer performance.

Steps to Insulate Your Loft for Summer Heatwaves

Follow these steps to ensure your loft is properly insulated to combat summer heat:

1. Assess Your Current Insulation

Check if your loft already has insulation and whether it meets the recommended thickness of 270mm for materials like mineral wool.
Look for signs of wear, such as compression, gaps, or damage, which can reduce effectiveness.

2. Choose the Right Insulation Material

For maximum summer performance, consider combining reflective foil insulation with traditional materials like mineral wool or rigid foam boards.
Ensure the material you choose is suitable for your loft’s structure and layout.

3. Install Reflective Foil Insulation

Reflective foil insulation can be installed under the roof rafters to reflect radiant heat away from your home.
Ensure the foil is installed with an air gap between the roof and the insulation for optimal performance.

4. Add or Top Up Floor Insulation

If your loft floor isn’t insulated or needs topping up, lay mineral wool or fibreglass rolls between the joists.
Add a second layer at a right angle to the first to achieve the recommended depth.

5. Ensure Proper Ventilation

Good ventilation is essential to prevent heat build-up and condensation in your loft.
Check that vents in the eaves or soffits are clear and unobstructed.

6. Seal Gaps and Cracks

Use sealant or expanding foam to close any gaps or cracks in the loft that could allow warm air to enter your home.

Additional Tips for Keeping Your Home Cool

In addition to insulating your loft, here are some other ways to keep your home cool during summer heatwaves:

Install Roof Windows with Blinds: These can help block out sunlight and reduce heat gain.
Use Light-Coloured Roofing Materials: Light colours reflect more sunlight, keeping your roof cooler.
Plant Shade Trees: Trees around your home can provide natural shade and reduce the amount of heat your roof absorbs.

Why Choose Loft Foil for Summer Insulation?

At Loft Foil, we specialise in high-performance foil insulation that’s perfect for keeping your home cool during summer heatwaves. Here’s why our foil insulation is the ideal choice:

Reflects Heat: Blocks up to 97% of radiant heat, keeping your home cooler.
Space-Saving: Thin and lightweight, making it easy to install in any loft.
Durable and Long-Lasting: Designed to perform for decades without degrading.
Eco-Friendly: Reduces the need for energy-intensive cooling systems, lowering your carbon footprint.

Final Thoughts

As summer heatwaves become more common, insulating your loft is a smart and effective way to keep your home cool, comfortable, and energy-efficient. By choosing the right materials and following best practices, you can enjoy a cooler home while saving on energy costs.

Ready to prepare your loft for summer? Contact Loft Foil today to learn more about our reflective foil insulation and professional installation services. Let’s help you beat the heat and create a more comfortable home!

Spray Foam Removal In Bristol Home

George Foster — Wed, 22 Apr 2026 07:59:43 +0000

Location: Bristol

Problem:
The homeowner had spray foam insulation installed two years prior but discovered it was unsuitable for her roof. The spray foam was causing high moisture levels in the loft, creating potential risks for structural damage and compromising the health of the property.

Challenge:

Spray foam trapping moisture in the loft space
Risk of timber moisture content exceeding safe levels (above 20% NHBC guidelines)
Potential for dry rot and wet rot development
Need for swift, professional removal to prevent further damage

Solution:
The homeowner contacted LoftFoil to remove the problematic spray foam insulation. Our team:

Arrived on-site at 8:00am
Used careful, methodical techniques to safely remove all spray foam
Protected rafters, felt, and electrical wiring throughout the removal process
Completed thorough waste clearance
Finished the entire job by 3:30pm

Results:

Completed in one day: Efficient same-day service minimized disruption to the homeowner
Clean, breathable loft: Restored proper ventilation to prevent future moisture issues
Structural protection: Eliminated moisture-trapping insulation, protecting roof timbers from potential rot
Tidy finish: House and loft left spotlessly clean
Future-ready: Loft now prepared for compliant, moisture-resistant insulation if desired

Customer Satisfaction:
The homeowner was delighted with the professional, efficient service and the clean condition of her property after completion.

Project Gallery

Foil Loft Insulation Installed In Malvern Home

George Foster — Wed, 08 Apr 2026 07:53:02 +0000

Location: Malvern

Problem:
The property owner contacted us, experiencing extremely warm temperatures in their loft space. During summer months, the loft became uncomfortably hot, with heat radiating down into the living spaces below, making the home difficult to cool and uncomfortable to live in.

Challenge:

Excessive heat buildup in the loft during warmer months
Heat transfer affecting comfort levels in the home
Need for a solution that would work year-round, not just in summer

Solution:
The homeowner decided to install SuperQuilt multifoil insulation, which uses advanced reflective technology to address the heat issue. The foil insulation works by:

Reflecting radiant heat away from the loft space during summer
Preventing solar heat from penetrating through the roof
Retaining warmth inside the home during winter months
Creating a more stable temperature environment year-round

Results:

Cooler summers: The reflective properties of the foil insulation significantly reduced heat entering the loft space, keeping the home cooler during hot weather
Warmer winters: The same reflective technology now works to retain heat inside the home, improving comfort during colder months
Year-round comfort: The property now maintains more consistent temperatures throughout the year
Energy efficiency: Reduced reliance on cooling in summer and heating in winter, leading to potential energy savings

Customer Satisfaction:
The homeowner was pleased with the dual-season benefits of the installation, experiencing immediate improvements in home comfort and temperature regulation.

Project Gallery

Why Choosing a ProPerla Approved Installer is Your Best Bet for Lasting Wall Protection

Dom — Wed, 01 Apr 2026 09:16:33 +0000

When it comes to protecting your home’s exterior, a professional hydrophobic wall coating can make a huge difference. It’s not just about making your house look good; it’s about reducing heat loss, preventing damp, and extending the lifespan of your masonry. But here’s a crucial point: the effectiveness of these advanced coatings, like ProPerla, largely depends on who applies them. That’s why choosing a ProPerla Approved Installer like Loft Foil is absolutely paramount.

You wouldn’t trust just anyone with your home’s structural integrity or energy efficiency, would you? And rightly so!

What Does "ProPerla Approved Installer" Actually Mean?

Being a ProPerla Approved Installer isn’t just a fancy title – it’s a mark of quality, expertise, and commitment. For us at Loft Foil, it means we’ve undergone rigorous training directly from ProPerla themselves. This isn’t a DIY job or something you learn from a quick online video; it requires specialised knowledge and techniques.

Here’s what our approved status guarantees you:

Expert Training & Knowledge: We understand the nuances of ProPerla products – whether it’s the 25-year guaranteed ProPerla Masonry Cream or the 20-year guaranteed ProPerla Facade Coating. We know how to prepare different masonry types, the optimal application methods, and how to achieve the best possible finish for maximum protection.
Manufacturer-Backed Guarantees: This is a big one! When you choose an approved installer, your long-term guarantee (20 or 25 years, depending on the product) is not just from us, but critically, it’s backed by ProPerla directly. This provides an extra layer of reassurance and consumer protection that unapproved applicators simply cannot offer.
Correct Product Application: Using the right amount, applying it evenly, and ensuring proper curing are all critical for the hydrophobic properties of ProPerla coatings to work effectively. Our training ensures every application meets ProPerla’s exacting standards. Incorrect application can lead to a patchy finish, reduced performance, and ultimately, wasted investment.
Quality Assurance: ProPerla maintains high standards for its approved network. This means you’re not just getting a product; you’re getting a complete service carried out by professionals dedicated to quality workmanship.

The Loft Foil Difference: More Than Just Approved

At Loft Foil, serving the M5 corridor from Taunton to Birmingham – including areas like Bristol, Gloucester, Worcester, and Malvern – we bring over 20 years of construction experience through our Malvern Builders heritage. We don’t just apply a product; we provide a complete solution for your home’s exterior.

When we talk about our ProPerla HomeCoat service, we’re talking about comprehensive protection that offers:

Damp Penetration Prevention: Keep your walls dry, even in the wettest UK weather.
Reduced Heat Loss: Dry walls conduct less heat, meaning your home stays warmer in winter, leading to lower energy bills.
A Brighter, Cleaner Exterior: Our coatings resist algae, moss, and other organic growth, keeping your home looking fresh for decades without constant cleaning.
Breathable Protection: Unlike paint, ProPerla coatings are highly breathable, allowing moisture to escape from within the walls, preventing trapped damp.
Enhanced Property Appearance: A well-maintained exterior adds significant kerb appeal and value to your home.

Thinking About Protecting Your Home's Exterior Walls?

Don’t compromise on quality or future peace of mind. As official ProPerla Approved Installers, Loft Foil offers professional, guaranteed, and highly effective exterior wall coating solutions. We’ll help you save money on heating, protect against the elements, and keep your home looking its best for years to come.

Worried about your brickwork in Bristol? Concerned about rendering in Ross-on-Wye? Or perhaps your stone walls in Stroud need some love? We’ve got you covered!

Ready to find out how ProPerla can transform and protect your home?

Contact Loft Foil today for a free, no-obligation survey of your exterior walls. Our experienced surveyors will assess your property, discuss your needs, and provide a tailored recommendation and accurate quotation.

Let us put our ProPerla Approved expertise to work for you!

Why Choose an Approved SuperFOIL Installer for Your Loft Insulation?

Dom — Wed, 01 Apr 2026 09:05:57 +0000

At Loft Foil, based in Malvern and serving the M5 corridor from Taunton to Birmingham, we pride ourselves on delivering exceptional loft insulation solutions. As a family-run business building on over 20 years of experience through Malvern Builders, we constantly strive for excellence. That’s why we’re incredibly proud to be an Approved SuperFOIL Installer.

But what does being “approved” actually mean for you, the homeowner, when you’re looking to upgrade your loft insulation? It’s more than just a badge; it’s a guarantee of quality, expertise, and peace of mind.

What is SuperFOIL and Why is it So Effective?

First, let’s talk about the product itself. We predominantly use SuperFOIL multifoil insulation, specifically the YBS SuperQuilt 19-layer foil insulation solution. This innovative material is a game-changer for loft insulation in the UK.

Here’s why SuperFOIL stands out:

Exceptional Thermal Performance: It reflects up to 97% of radiant heat, meaning it helps to keep your home warm in winter by preventing heat loss, and cool in summer by reflecting external heat away. This translates to significant energy savings year-round.
Integrated Vapour Control Layer: A crucial feature, this layer helps to prevent condensation problems in your loft, protecting valuable structural beams from moisture damage, which can lead to costly issues like dry rot and wet rot.
Thin Profile, Big Impact: Unlike traditional 270mm mineral wool insulation, SuperFOIL is incredibly thin, allowing for more usable loft storage solutions without compromising on performance.
Durable and Safe: It’s non-fibrous (no skin or lung irritation!), moisture-resistant, mould-resistant, pest-resistant, and fire-resistant. Plus, it won’t sag or settle over time, maintaining its effectiveness for decades.
Meets UK Building Regulations: SuperFOIL products comply with UK Building Regulations Part L (achieving a U-value of 0.16 W/m²K or lower) and hold important KIWA and 2030 certifications, ensuring your home meets current energy efficiency standards.

The Loft Foil Advantage: The Power of "Approved"

Being an Approved SuperFOIL Installer means we’ve undergone rigorous training and meet the strict quality standards set by SuperFOIL themselves. This isn’t something every installer can claim, and it offers you several key benefits:

Expert Installation, Guaranteed Performance: Our team is professionally trained in the precise installation techniques required for SuperFOIL multifoil insulation. This ensures the product performs exactly as designed, delivering maximum thermal efficiency and preventing issues like thermal bridging. Incorrect installation can significantly undermine the product’s effectiveness, leading to cold spots and reduced energy savings.
Manufacturer-Backed Guarantees: As an approved installer, our work is endorsed by SuperFOIL. This means you benefit from a lifetime manufacturer guarantee on the SuperFOIL products themselves, alongside our own robust 25-year guarantee on loft insulation installations. This combined assurance offers unparalleled peace of mind.
Up-to-Date Knowledge: We’re kept current with the latest product developments, best practices, and UK building regulations. This ensures that the advice we provide and the installation we carry out is always relevant, compliant, and cutting-edge.
Problem Solving Expertise: We don’t just install; we provide comprehensive damp and condensation solutions. Our expertise means we can correctly assess your loft’s unique needs, recommending systems that include proper ventilation and vapour control to effectively prevent issues like excess moisture and mould growth. If you have existing problematic spray foam insulation that’s causing mortgage issues or structural concerns, we’re also experts in safe spray foam removal and replacement with high-performance SuperFOIL.
Quality Assurance: Being approved signifies a commitment to high standards. We invest in continuous training and adhere to stringent quality control, so you can be confident that your loft insulation project will be completed to the highest professional level. Our 13 five-star Google reviews consistently mention our professional, polite, and efficient service.

Serving the M5 Corridor with Pride

Whether you’re in Bristol, seeking to insulate a Victorian terrace, or in Gloucester with a Cotswold property needing an energy upgrade, Loft Foil is your trusted local expert. We serve a wide area, including:

Somerset: Bath, Weston-super-Mare, Taunton
Bristol: Georgian townhouses, modern developments
Gloucestershire: Cheltenham, Stroud, Cirencester
Herefordshire: Hereford, Leominster
Worcestershire: Worcester, Evesham, Malvern
West Midlands & Birmingham

If you’re unsure if we cover your area, just give us a call!

Ready to Revolutionise Your Loft?

If you’re looking for a loft insulation solution that will significantly cut your energy bills, improve your home’s comfort, and provide long-lasting benefits, choose an Approved SuperFOIL Installer.

Contact Loft Foil today for a free, no-obligation survey. Our experienced surveyors will assess your specific needs, identify any issues like damp or inadequate ventilation, and provide a tailored recommendation and accurate quotation. We aim to arrange surveys within just a few days of your initial contact, getting you closer to a warmer, more energy-efficient home sooner.

Don’t settle for less when it comes to your home’s energy efficiency. Choose the approved experts at Loft Foil.

LoftFoil Shortlisted For UK StartUp Awards 2026

George Foster — Tue, 31 Mar 2026 13:01:28 +0000

We’re thrilled to announce that Loft Foil has been shortlisted for the Building & Construction category at the UK StartUp Awards Midlands 2026! We received the exciting news yesterday, and the entire team is absolutely buzzing.

This recognition means the world to us. After just nine months of trading, being shortlisted alongside other innovative businesses in the Midlands is a testament to the hard work, dedication, and passion our team brings to every project.

Building on a Strong Foundation

At Loft Foil, we’re proud to build on the trusted reputation of Malvern Builders, a family-run business with over 20 years of experience in the building and construction industry. When we launched Loft Foil, we set out with a clear mission: to help homeowners across the Midlands protect their properties, stay comfortable, and save money on energy bills through high-performance insulation solutions.

What We've Achieved in Nine Months

In less than a year, we’ve:

Helped countless homeowners save up to 50% on their energy bills
Installed SuperFOIL insulation that retains up to 97% of home heat
Solved damp and condensation issues that were causing structural damage
Removed problematic spray foam insulation and replaced it with compliant, effective solutions
Earned 13 five-star Google reviews from delighted customers
Built a reputation for professional, efficient, and clean service across the M5 corridor

Our Commitment to Excellence

Every project we complete reflects our core values: quality workmanship, family values, and genuine care for our customers’ homes. Whether it’s a spray foam removal in Leominster, a damp solution in Selly Oak, or a full insulation installation in Bristol, we bring the same level of expertise and attention to detail.

Our KIWA-certified materials, combined with our 25-year guarantee and 10 years of loft surveying experience, ensure that every customer receives the best possible service and long-lasting results.

Thank You

This shortlisting wouldn’t have been possible without the trust and support of our customers, the dedication of our installation teams, and the guidance of everyone who has believed in our vision. To everyone who has chosen Loft Foil for their insulation needs—thank you. Your positive feedback and recommendations have been instrumental in our growth.

What's Next?

While we’re celebrating this milestone, we’re not slowing down. We remain committed to helping more homeowners across Somerset, Bristol, Gloucestershire, Herefordshire, Worcestershire, and the West Midlands enjoy warmer, more energy-efficient homes.

If you’re struggling with high energy bills, damp issues, or problematic spray foam insulation, we’d love to help. Book your free, no-obligation loft survey today and discover how Loft Foil can transform your home.

Here’s to the next nine months—and beyond!

The Loft Foil Team

Beware of Loft Insulation Cold Calling Scams: What You Need to Know

Dom — Wed, 25 Feb 2026 13:16:17 +0000

Loft insulation is an essential part of maintaining an energy-efficient home, but unfortunately, it has also become a target for scammers. Cold calling scams related to loft insulation often prey on homeowners by offering fake services, exaggerated claims, or unnecessary upgrades. Here’s how to protect yourself and your home.

Common Loft Insulation Cold Calling Scams

Scammers often use the following tactics to deceive homeowners:

Fake Government Schemes –
Callers may claim to represent a government-backed scheme offering free or subsidised loft insulation. While legitimate schemes do exist, scammers often use this as a ploy to gain access to your home or personal information.
Time-Limited Offers –
High-pressure tactics like “limited-time discounts” are used to rush you into making a decision without proper research.
Unqualified Installers –
Some cold callers offer cheap installation services but lack the qualifications or experience to do the job safely and effectively.

Need A Trusted 2nd Opinion?

Get In touch with us today for a no obligation quotation.

How to Spot a Cold Calling Scam

Here are some red flags to watch out for:

– Unsolicited Calls: Be cautious of anyone who contacts you out of the blue, especially if they claim to know details about your home or insulation.

– Lack of Credentials: Legitimate companies will provide clear identification, certifications, and references. Scammers often avoid giving specific details.
– Pressure Tactics: If the caller insists on immediate action or payment, it’s likely a scam.

– Too Good to Be True Offers: Unrealistically low prices or promises of free services should raise suspicion.

Protecting Yourself from Scams

Follow these steps to safeguard yourself:

Verify the Caller
Ask for the company name, contact details, and any certifications. Cross-check this information online or with official bodies like TrustMark or the National Insulation Association.
Don’t Share Personal Information
Avoid giving out sensitive details like your address, financial information, or energy usage over the phone.
Research Before Committing
Take time to research the company and compare quotes from multiple reputable providers. Don’t feel pressured to make a decision on the spot.
Check for Legitimate Schemes
If the caller claims to represent government scheme, verify this through official government websites or local councils.
Say No to Doorstep Sales
Scammers may also show up at your door unannounced. Politely decline and do not let them into your home.

Why Choose a Trusted Loft Insulation Provider?

When it comes to loft insulation, working with a reputable company is crucial. Modern insulation options, such as foil insulation, offer excellent thermal performance, are clean and safe to install, and can significantly reduce your energy bills. A trusted provider will:

Conduct a thorough assessment of your loft.
Provide clear, honest recommendations.
Use high-quality materials and professional installation methods.
Offer warranties and aftercare support.

Cold calling scams can be stressful, but by staying informed and vigilant, you can protect yourself and your home. Always take the time to verify any claims and work with trusted professionals for your loft insulation needs. If you’re considering upgrading your insulation, contact a reputable company that specialises in modern, safe, and effective solutions like foil insulation.

Stay safe, and don’t let scammers take advantage of your home improvement plans!

Foil Insulation Installation & Fibreglass Removal in Malvern

George Foster — Wed, 18 Feb 2026 14:13:34 +0000

This project, executed in Malvern, Worcestershire, addressed significant issues with a property’s loft insulation. Our team was called in to assess and rectify high levels of moisture detected within the roof rafters, a common precursor to structural damage and reduced energy efficiency. Furthermore, the existing fiberglass insulation, confirmed to be over three decades old, was saturated with moisture and had significantly degraded, rendering it ineffective.

Our comprehensive solution involved the careful and complete removal of all the old, compromised fiberglass insulation. This step was crucial not only to eliminate the moisture source but also to prepare the loft for a modern, high-performance upgrade. We then proceeded to install new, high-quality loft roll insulation, chosen for its superior thermal properties and resistance to moisture.

To further enhance the property’s energy performance and mitigate future moisture issues, we meticulously applied SF19 Foil to the underside of the roof structure. This advanced multi-foil insulation acts as a highly effective vapour barrier, preventing condensation from forming within the roof space. Simultaneously, its reflective properties significantly contribute to maintaining a consistent indoor temperature, providing a warmer environment for the occupants and offering a projected lifespan of 50+ years for lasting energy savings.

See The LoftFoil Process In Action

To give homeowners a clearer picture of what’s involved in a full loft transformation, we’ve produced a short video showcasing our team at work. The film follows projects just like this one in Malvern, from the careful removal of old, moisture‑laden fibreglass through to the installation of fresh loft roll and SF19 multi-foil insulation on the underside of the roof.

Watching the video, you’ll see:

How we protect your home and safely handle and remove old materials
The clean, methodical way our installers prepare and insulate the loft space
The bright, reflective finish of the new foil insulation that helps stabilise temperatures and reduce future condensation

After

Comparing foil insulation to spray foam insulation

Ollie — Tue, 20 Jan 2026 15:21:46 +0000

When it comes to insulating your loft, the choice of material can make a big difference in energy efficiency, comfort, and even the value of your home. Two popular options are foil insulation (also known as multifoil insulation) and spray foam insulation. Both have their strengths and weaknesses, but which one is right for you? Let’s dive into the details to help you decide.

What Are They?

Foil Insulation (Multifoil Insulation)

Foil insulation is a modern, lightweight material made of multiple layers of reflective aluminium foil alternated with insulating materials like foam wadding. It works by reflecting radiant heat, which is responsible for most heat loss in homes. This makes it effective in both winter (keeping heat in) and summer (keeping heat out).

Examples include: SuperFoil SF19+ and YBS Superquilt

Spray Foam Insulation

Spray foam insulation is a liquid polyurethane product that expands and hardens into a dense, airtight layer when applied. It’s sprayed directly onto surfaces, filling gaps and creating a seamless barrier. There are two main types:

Open-cell foam: Lightweight, breathable, and spongy.
Closed-cell foam: Dense, rigid, and highly moisture-resistant.

Thermal Performance: How Do They Keep You Warm?

Feature	MultiFoil Insulation	Spray Foam Insulation
Mechanism	Reflects radiant heat (up to 97%) to maintain stable indoor temperatures.	Creates an airtight seal, reducing heat loss through convection, conduction, and air leakage.
Thermal Resistance	Relies on reflective layers and air gaps for optimal performance.	Closed-cell foam has a higher R-value per inch; open-cell foam has a lower R-value but allows breathability.
Effectiveness	Highly effective when installed with air gaps and sealed seams.	Highly effective but depends on proper application to avoid gaps or uneven coverage.

Durability and Lifespan

Foil Insulation

Extremely durable and often comes with a lifetime guarantee.
Resistant to moisture and mould, making it ideal for the UK’s damp climate.

Spray Foam Insulation

Durable but controversial. Closed-cell foam is highly moisture-resistant but difficult to remove if needed.
Improper installation can shorten its lifespan and cause property damage.

Practical Considerations

Feature	MultiFoil Insulation	Spray Foam Insulation
Ease Of Installation	Lightweight and easy to install; suitable for DIY or professional installation.	Requires professional installation with specialist equipment.
Space Efficiency	Thin and lightweight, maximising usable loft space.	Expands into a dense layer, which may reduce usable loft space.
Mortgage/Surveyor Issues	No issues with mortgages or property valuations.	Can cause mortgage refusals and property devaluation, especially with closed-cell foam.

Cost: What’s the Price Tag?

The cost of insulation depends on factors like material type, loft size, and whether it’s a DIY or professional job. Here’s a breakdown:

Foil Insulation: £550 – £1,000 (DIY or professional installation).
Spray Foam Insulation: £1,050 – £3,450 (requires professional installation).

While spray foam is more expensive upfront, foil insulation offers a more cost-effective solution with fewer risks.

Environmental Impact

Foil Insulation

Some brands use sustainable and recycled materials.
Its thin, lightweight design reduces material usage and waste.

Spray Foam Insulation

Energy-intensive to produce and difficult to remove or recycle.
Closed-cell foam, in particular, has a higher environmental footprint.

Suitability: Which One Fits Your Needs?

Foil Insulation:
- Ideal for homeowners seeking a clean, modern, and effective insulation solution.
- Perfect for lofts where maximizing space and preventing condensation are priorities.
Spray Foam Insulation:
- Suitable for properties requiring an exceptionally airtight seal or additional structural support.
- Not recommended for homes with existing ventilation or moisture issues.

Pros and Cons at a Glance

Feature	Foil Insulation	Spray Foam Insulation
Thermal Performance	Reflects radiant heat effectively.	Airtight seal with high R-value.
Installation	DIY or professional; requires air gaps.	Professional only; improper installation poses risks.
Durability	Long-lasting and moisture-resistant.	Durable but controversial; difficult to remove.
Cost	£550 - £1,000.	£1,050 - £3,450.
Safety	No mortgage issues; lightweight and safe.	Can cause mortgage refusals and property devaluation.
Environmental Impact	Sustainable options available; low material usage.	High environmental footprint; hard to recycle.

Conclusion: Which Should You Choose?

If you’re looking for a modern, clean, and safe insulation option, foil insulation is the clear winner. It offers excellent thermal performance, is cost-effective, and avoids the risks associated with spray foam insulation. On the other hand, spray foam may be suitable for specific applications but comes with significant drawbacks, including higher costs, environmental concerns, and property issues.

For most UK homeowners, foil insulation provides the perfect balance of performance, safety, and value. If you’re considering upgrading your loft insulation, it’s worth exploring foil insulation as a reliable and future-proof solution.

The Hidden Problem in Your Loft: Pests and Contaminated Insulation

Paul Titmuss — Tue, 20 Jan 2026 15:21:44 +0000

Lofts are often overlooked spaces in our homes, but they play a crucial role in maintaining energy efficiency and comfort. Unfortunately, traditional loft insulation materials can sometimes attract unwanted guests—pests like rats, mice, and insects. If you’ve discovered rat droppings or other signs of infestation in your loft insulation, it’s not just an unpleasant surprise—it’s a serious issue that needs addressing.

Why Is This a Concern?

Health Risks
Rat droppings and urine can carry harmful pathogens, including leptospirosis (which can lead to Weil’s disease), hantavirus, and Salmonella. These can pose significant health risks to you and your family, especially if the contaminated insulation is disturbed and particles become airborne.
Structural Damage
Rats and other pests often chew through insulation, wiring, and even wooden beams. This can lead to costly repairs and, in some cases, fire hazards if electrical wiring is damaged.
Reduced Insulation Efficiency
Traditional insulation materials like fibreglass or mineral wool can become compacted, shredded, or contaminated by pests, reducing their thermal efficiency. This means higher energy bills and a less comfortable home.
Odour and Hygiene Issues
The smell of droppings, urine, or even deceased pests can linger in your loft, making it an unpleasant space and potentially affecting the air quality in your home.

Why Are Traditional Insulation Materials Vulnerable?

Traditional insulation materials, such as fibreglass, mineral wool, or cellulose, can provide an inviting environment for pests. These materials are often soft, warm, and easy to burrow into, making them ideal nesting sites. Additionally, if there are gaps or entry points in your loft, pests can easily gain access and settle in.

What Should You Do If You Find Rat Droppings in Your Loft Insulation?

Avoid Direct Contact
Do not touch or disturb the droppings or insulation without proper protective gear. Rat droppings can release harmful particles into the air when disturbed.
Call a Professional Pest Control Service
A pest control expert can identify the extent of the infestation, remove the pests, and seal any entry points to prevent future issues.
Replace Contaminated Insulation
Once the pests are removed, it’s essential to replace any damaged or contaminated insulation. Leaving it in place can continue to pose health risks and reduce your home’s energy efficiency.
Consider Upgrading to Foil Insulation
Modern foil insulation is a cleaner, safer, and more pest-resistant alternative. Unlike traditional materials, foil insulation is not an attractive nesting material for pests. It’s also easier to clean and maintain, making it a long-term solution for a healthier loft space.

Why Choose Foil Insulation?

Foil insulation offers several advantages over traditional materials, particularly when it comes to pest prevention:

Non-Nesting Material: Pests are less likely to burrow into foil insulation as it doesn’t provide the soft, fibrous texture they prefer.
Moisture Resistance: Foil insulation is resistant to moisture, which can deter pests that are drawn to damp environments.
Durability: Unlike fibreglass or mineral wool, foil insulation doesn’t degrade or compact over time, maintaining its efficiency and integrity.
Easy to Clean: If pests do manage to enter your loft, foil insulation is much easier to clean and sanitise compared to traditional materials.

Preventing Future Infestations

To keep your loft pest-free, follow these tips:

Seal Entry Points: Inspect your loft for gaps, cracks, or holes where pests could enter, and seal them with appropriate materials.
Keep the Loft Clean: Avoid storing food or organic materials in your loft, as these can attract pests.
Regular Inspections: Check your loft periodically for signs of pests, such as droppings, gnawed materials, or unusual odours.
Upgrade Your Insulation: Consider replacing old insulation with modern foil insulation to reduce the risk of future infestations.

Final Thoughts

Dealing with pests in your loft insulation is not just a nuisance—it’s a health and safety concern. By addressing the issue promptly and upgrading to a modern insulation solution like foil insulation, you can protect your home, improve energy efficiency, and enjoy peace of mind.

If you’re concerned about pests in your loft or want to learn more about the benefits of foil insulation, get in touch with us today. Our team of experts is here to help you create a cleaner, safer, and more efficient home.

Protect against pests today

Don’t let pests and contaminated insulation put your home at risk. Upgrade to modern foil insulation for a cleaner, safer, and more energy-efficient loft. Foil insulation is pest-resistant, easy to maintain, and provides superior thermal performance. Contact us now for a free consultation

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