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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

  • Attic Installation Guide

    Step-by-step instructions for installing Greenfiber insulation in your attic.

  • Read Technical Documents

    Find coverage charts, fact sheets, installation instructions and much more.

  • Homeowner FAQ

    Answers to the most common questions about Greenfiber insulation.

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.
  • Big Burn Demo

    Fire-treated cellulose insulation can provide over 50% more fire resistance than traditional fiberglass insulation.

Technical documents & brochures

  • INS773LD Expanded Coverage Chart   Coverage Charts 170.28 KB | PDF Download ↓
  • INS541LD Attic Card   Coverage Charts 2.27 MB | PDF Download ↓
  • INS500 Attic Card   Coverage Charts 598.32 KB | PDF Download ↓
  • INS773LD Attic Card   Coverage Charts 455.83 KB | PDF Download ↓
  • INS515LD Attic Card   Coverage Charts 667.77 KB | PDF Download ↓
  • INS735 Attic Card   Coverage Charts 2 MB | PDF Download ↓
  • INS745 Attic Card   Coverage Charts 951.43 KB | PDF Download ↓
  • INS765LD Attic Card   Coverage Charts 472.91 KB | PDF Download ↓
  • INS200 Agritherm Attic Card   Coverage Charts 2.94 MB | PDF Download ↓

Useful Tools

  • Project Checklist

    Not sure what else you need for your insulation project?

    Download PDF
  • Insulation Calculator

    See how many bags you’ll need. We promise it’s not brain surgery.

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    Find Greenfiber at
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