Why Earthwool® glasswool?

50 Year Warranty

Earthwool® glasswool ceiling and wall insulation products are backed by a 50 year warranty and the underfloor insulation is backed by a 15 year warranty.

Acoustic Performance

Earthwool® glasswool insulation absorbs sound for a quieter peaceful home.

BRANZ Appraised

Earthwool® glasswool is BRANZ appraised to ensure compliance with the building code, AS/NZS 4859.

Reduced Handling

Unique compression packaging means more insulation per pack and more insulation per load.

Super Soft

Earthwool® glasswool is super-soft and comfortable to handle which means less itch.

With ECOSE® Technology

ECOSE® Technology is a revolutionary binder based on rapidly renewable materials instead of petro-based chemicals. It contains no added formaldehyde, phenols and acrylic.

Made Using Recycled Glass

Earthwool® glasswool is made using up to 80% recycled glass making it the best choice for environmentally conscious customers.

No Added Formaldehyde

Earthwool® glasswool contains no added formaldehyde, improving indoor air quality.

Natural Colour

Earthwool® glasswool contains no added bleaches, dyes or artifical colours. The earthy brown colour just comes naturally.

Fire Safe

Earthwool® glasswool insulation is non-combustible.