GreenFiber LLC products

Used as attic insulation and installed in walls, floors and ceilings, SANCTUARY will significantly improve the comfort, safety and well-being provided by any home. The first all-in-one fiber insulation that can be blown-in or spray-applied, it’s suitable for all climates and conditions. Capable of reducing sound power by 60%¹ and heating and cooling costs by 25%², it’s easily installed, environmentally responsible, and packaged to optimize coverage and ease of installation.