We're Open and Continuing to Deliver. Order Online Today!

Up to 50% Cheaper Than High Street Retailers
Nationwide Delivery For Select Products & Locations
5915 Reviews | 4.4/5 Stars Gold Trusted Service Award 2020

Thermafleece Insulation

Thermafleece have been developing a unique range of natural insulation made from British sheep’s wool for over 15 years. They’ve dedicated huge amounts of time and resources to developin...

Read More
View as Grid List

3 Items

Set Ascending Direction
View as Grid List

3 Items

Set Ascending Direction


5915 Reviews

Gold Trusted Service Award 2020

Klarna Finance

Buy now and pay later with Klarna. View your finance options at checkout.

Refine By

How to Calculate Your m²/ft²?

How to Calculate Your m²/ft²?

It’s actually very easy to calculate how many square meters or foot an area is, whether it is a simple rectangle or more complex shape. When dealing with a simple rectangle, just multiply the length by the width for your total square meterage or footage. If you’re dealing with a more complex shape, treat each area as a rectangle and perform the same calculation. Then combine the square meterage or footage of each area for to get the total area.

calculate m2 illustration

Common Questions About Thermafleece Insulation

What is Thermafleece Insulation? 

Thermafleece insulation is a highly efficient thermal and acoustic insulator, made from a unique blend of British sheep’s wool and recycled fibres to deliver an effective, sustainable insulation solution. Their products include the Cosywool Sheep's Wool Insulation Roll and SupaSoft Plastic Insulation Roll, both of which are ideal for the environmentally conscious homeowner. 

Who Are Thermafleece?

Based in Yorkshire, the home of British wool, Thermafleece have spent nearly 20 years continuously refining their comprehensive range of thermal and acoustic insulation. They’re the UK’s only provider of British sheep’s wool insulation, which is also combined with recycled fibres from plastic bottles to deliver an effective, sustainable form of insulation.

Thermafleece’s success has been built upon their unwavering commitment to delivering top-quality products that aren’t just incredibly effective but also kind to the environment. Thermafleece insulation is highly versatile, and can be used in both modern and traditional buildings for a variety of purposes.

In addition to their commitment to environmental concerns, Thermafleece also strongly support British farmers and their local community. All of the sheep’s wool used in their products is British, and they’re dedicated to doing business in a way that’s sustainable, socially responsible and fair.

What is Thermafleece’s U-Value?

Thermafleece’s U-value varies depending on the exact product and its application; whether it’s being used to insulate a flat roof, pitched roof, wall etc. As an example, 150mm of Thermafleece Cosywool when used to insulate a flat roof has a U-value of 0.17 W/m2K.

Where Can Thermafleece Insulation Be Used?

Thermafleece insulation is incredibly versatile, and can be used to insulate throughout the home. This includes flat roofs, pitched roofs, cavity walls, loft spaces, floors and more.