Space Saving 23.25 lb. bag, great for DIY!
INS550LD-CAN Low Dust Loose Fill Attic Insulation
Designed for new construction or retrofit spray applied attic applications. Made of up to 85% recycled paper fibers treated for fire resistance.
- Bag Size: 23.25 lbs.
- R-Value: R13 to R60 and beyond
- Coverage: 16.7 sq. ft. at R40 (varies as per R-value) 16.9 sq. ft. at R21 in walls (2x6 construction)

Technical Documents
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INS550 Fact Sheet
710.89 KB | PDF
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SDS - 515 Loose Fill Blended
687.44 KB | PDF
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Retrofit Your Home with Greenfiber Insulation
519.95 KB | PDF
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Greenfiber Homeowner Guide - Planning & Instructions
3.2 MB | PDF
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SANCTUARY Advantages In New Home Construction
1.77 MB | PDF
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Limited Lifetime Warranty
151.57 KB | PDF