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.

Ideal for townhome and multi-family construction, our Greenfiber FRM Insulation when used in combination with our proprietary U370 firewall design, the SANCTUARY Two-Hour Firewall, offers unparalleled fire resistance, achieving a 2-Hour Fire Resistance Rating*. In addition, the combination offers exceptional sound control and reduced air-infiltration.

There’s a brand-new way to insulate a home that offers a safe, eco-friendly barrier against 25 common pests in attics, walls, ceilings and floors¹ — and provides superior quiet, comfort, efficiency and fire protection.

This machine is ideal for the installation of loose-fill cellulose insulation throughout any area of the home. Lightweight and easy to maneuver, it’s perfect for DIY installations. While Greenfiber doesn’t sell blowing machines, they are available as a free rental with the purchase of Greenfiber products at most big-box retail locations. Distributors that meet purchase requirements are also eligible for our machine program.