EARTHWOOL® is manufactured by Knauf Insulation (a family owned business headquartered in Germany) and is marketed in Europe, USA, Russia, Australia and now also in New Zealand.

Insulation wars: 'Batts' not in common usage. NZ Herald. 16 Dec, 2015 03:25 AM 3 mins to read. Subscribe to listen. Access to Herald Premium articles require a Premium subscription.