- Excellent thermal and acoustic performance
- Super-soft glasswool
- No added formaldehyde
- Compression packaging - more product in each pack
Earthwool® glasswool insulation: ceiling batt R-4.1 provides high performance with high energy saving properties to create a comfortable environment in your home. Earthwool® glasswool ceiling insulation is super-soft and easy to install. It is made using up to 80% recycled glass and with ECOSE® Technology, a sustainable, bio-based binder that contains no added formaldehyde. As well as providing a very good result, this product is extremely durable and comes with a 50-year warranty, so will stand the test of time.