Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service levels, popularity trends, and more. The rankings reflect our opinion and should be a good starting point for shopping. By purchasing the products we rank, you’ll get the lowest price we found while we may receive a commission at no cost to you, which will help us continue to provide you with value.
Loft Insulation Comparison - July 2025
7 Best Loft Insulation In the UK
Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service levels, popularity trends, and more. The rankings reflect our opinion and should be a good starting point for shopping. By purchasing the products we rank, you’ll get the lowest price we found while we may receive a commission at no cost to you, which will help us continue to provide you with value.
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Overview: Are you looking for the best loft insulation? Look no further! We have compared the top products on the market to help you make the best decision for your needs.
Knauf Earthwool Loft Insulation 100 Millimetre x 13.89 Square Metre Per Roll Pack of 4 Rolls
Model
Knauf Insulation Earthwool Loft 100 Millimetre x 13.89 Square Metre Per Roll Pack of 1 Roll
Model
High Loft™ ECO-Thermal Building Construction Loft Insulation Roll - Itch Free & None Toxin - Sustainable & Eco Alternative to Glass Wool Insulation (5m x 370mm x 110mm)
Model
EARTHWOOL 3 x Insulation Loft Rolls Knauf 200mm Thickness, 6.84m2 Per Roll Combi Cut 20.52m2 Area Covered Deliveries to Mainland UK ONLY
Model
Knauf Loft Roll 150mm Combi-Cut Roll Insulation Wool (9.18m2 per roll)
Model
High Loft™ ECO-Thermal Building Construction Loft Insulation Roll - Itch Free & None Toxin - Sustainable & Eco Alternative to Glass Wool Insulation (5 Metre x W200 mm x T110mm)
Model
Knauf Loft Insulation Roll Roof Lagging 100 150 170 200mm Thick Attic and Floors (200mm, Cream)
Brand
Knauf
Brand
BPS Access Solutions
Brand
High Loft
Brand
Earthwool
Brand
Knauf
Brand
High Loft
Brand
LOWENERGIE
Reviews
120 reviews
Reviews
500 reviews
Reviews
2,352 reviews
Reviews
92 reviews
Reviews
4 reviews
Reviews
128 reviews
Reviews
-
Features
Worth the money
9.9
Worth the money
7.2
Worth the money
9.6
Worth the money
9.6
Worth the money
9.1
Worth the money
9.1
Worth the money
8.9
Simple to use
9.8
Simple to use
7.9
Simple to use
9.6
Simple to use
9.6
Simple to use
9.1
Simple to use
9.1
Simple to use
8.9
Tech Specs
customer reviews
4.3 4.3 out of 5 stars 30 ratings 4.3 out of 5 stars
customer reviews
4.7 4.7 out of 5 stars 125 ratings 4.7 out of 5 stars
customer reviews
4.5 4.5 out of 5 stars 588 ratings 4.5 out of 5 stars
customer reviews
4.6 4.6 out of 5 stars 23 ratings 4.6 out of 5 stars
customer reviews
5.0 5.0 out of 5 stars 1 rating 5.0 out of 5 stars
customer reviews
4.3 4.3 out of 5 stars 32 ratings 4.3 out of 5 stars
Here are the top 3 recommended products with more information to help you find the right product for you
9.8
1
Knauf
Knauf Earthwool Loft Insulation 100 Millimetre x 13.89 Square Metre Per Roll Pack of 4 Rolls
9.9worth the money
9.8Simple to use
Why we love it
Lightweight and easy to handle.
Cost-effective insulation solution.
Enhances thermal efficiency significantly.
Main highlights
Provides excellent thermal performance.
Partially cut perforations giving flexibility.
PLEASE NOTE: THIS IS A KERBSIDE DELIVERY ONLY, THE DRIVER IS NOT INSURED TO TAKE THE ITEM AROUND THE BACK OF YOUR PROPERTY OR INSIDE YOUR PROPERTY! MAINLAND UK DELIVERIES ONLY! CANNOT SHIP TO BT AND IM / IV & KA POSTCODES!
PLEASE NOTE: THIS IS A KERBSIDE DELIVERY ONLY, THE DRIVER IS NOT INSURED TO TAKE THE ITEM AROUND THE BACK OF YOUR PROPERTY OR INSIDE YOUR PROPERTY!
Lightweight and economical insulation quilt.
For use as a top up layer or between ceiling joists.
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9.5
2
BPS Access Solutions
Knauf Insulation Earthwool Loft 100 Millimetre x 13.89 Square Metre Per Roll Pack of 1 Roll
7.9Simple to use
7.2worth the money
Why we love it
Excellent thermal efficiency.
Perfect for loft insulation.
Easy to install.
Main highlights
millimetre metre
Product type: INSULATION
Knauf Insulation Earthwool Loft 100 Millimetre x 13.89 Square Metre Per Roll Pack of 1 Roll
Brand : BPS Access Solutions
13.89m2
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9.3
3
High Loft
High Loft™ ECO-Thermal Building Construction Loft Insulation Roll - Itch Free & None Toxin - Sustainable & Eco Alternative to Glass Wool Insulation (5m x 370mm x 110mm)
9.6worth the money
9.6Simple to use
Why we love it
Eco-friendly recycled polyester material.
Itch-free and non-allergic.
Enhances energy efficiency significantly.
Main highlights
Specifications: These Thermal Insulation’s Length: 5 Meter, Width: 370 mm & Thickness: 110 mm. Coverage: 1.85 m² and R-value: 2.29 m² K/W.
Our thermal insulation for cold rooms and it keeps room temperature normal. 100% Customers Satisfaction Guaranteed. If for any reason you have any kind of query, feel free to contact with us! Wish you be always happy and healthy!
Material: Thermal Construction Insulation is made of recycled Polyester and the amount of recycled materials is 70%.
HIGH LOFT provides thermal insulation for cold room construction in both new and renovated projects. According to the Energy Saving Trust in an uninsulated home: -66% heat loss through uninsulated solid walls . 33% heat loss through uninsulated walls . 25% heat loss through uninsulated loft / roof space. 20% heat loss through windows & doors. And Most Importantly it is Non Allergy, Itch free.
Features: Recycled polyester which can be doubled up to make around 220 mm of thickness. Making houses more energy efficient and helps to feel warmer. Itch free and anti allergy.
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Our ranking system
The TopChoice.co.uk Team selects top-of-the-line items from a wide selection and conducts rigorous evaluations on almost all the products available on the internet. We rank each product based on how well it matches our criteria. We can ensure that the product is well-tested with the help of our expertise, experts, and artificial intelligence technology. TopChoice.co.uk requires consistent care for the products we review, ensuring that our assessments are always accurate and up to date.
Features
Our team of experts analyzes key attributes, capabilities, significance, and many more depending on the type of product to determine its effectiveness.
Consumer Reviews
We ensure an evaluation of the ratings using references all over the internet for each product. With the help of our AI technology and professional review teams, we give weight to the worth of individual user experiences.
Popularity
Popularity is an important criterion in choosing a product. Several factors contribute to the popularity of the products on our site, including prestige, relevance, reputation, news, and more.
Value for money
TopChoice.co.uk compares product attributes to price, examines tech specs, ratings and reviews, and more.
When compared to other criteria, does the pricing seem reasonable? In order to provide genuine value for money, our team must answer that question with advanced calculations.
Value for money
TopChoice.co.uk compares product attributes to price, examines tech specs, ratings and reviews, and more.
When compared to other criteria, does the pricing seem reasonable? In order to provide genuine value for money, our team must answer that question with advanced calculations.
Advertising Disclosure
9.9 
9.3
3High Loft
Eco-friendly recycled polyester material.
