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It may not be the best topic for small talk, but the more you learn about Greenfiber, the smarter you’ll be about how to use it and all of the reasons you should. Check out the documents, step-by-step instructions, videos and more below.

Some helpful information

How-to & other videos

  • How to Install Greenfiber Insulation

    This video will help you determine your project needs and successfully installing the product.
  • How to Calculate your R-Value with Greenfiber

    R-value is a measure of resistance to heat flow through a given thickness of material.
  • Elev8 Builder Testimonial

    Chris Little, President & Owner of Elev8 Builders, shares his views on high performance systems.

Technical documents & brochures

  • Attic Floor Installation Instructions for Contractors
    Installation Guides
    355.36 KB | PDF
  • Cathederal Ceiling Application Guide
    Installation Guides
    568.18 KB | PDF
  • Cathedralized Unvented Attic Application Guide
    Installation Guides
    392.53 KB | PDF
  • Wall Spray Manual for SANCTUARY Insulation
    Installation Guides
    6.43 MB | PDF
  • Dry Dense-Packing Wall & Floor Assembly Guide
    Installation Guides
    253.48 KB | PDF
  • DIY Attic Installation Guide
    Installation Guides
    1.32 MB | PDF
  • Contractor Retrofitting Sidewall Installation Guide
    Installation Guides
    1.46 MB | PDF

Useful Tools

  • Project Checklist

    Not sure what else you need for your insulation project?

    Download PDF
  • Insulation Calculator

    Here's an easy way to find out how many bags you'll need to get the job done.

  • Find a Retailer

    Find Greenfiber at
 a retailer near you