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905 415-7777 635 Hood Rd, Markham, ON
R-31 Johns Manville Fiberglass 11.3in
Vendor: Johns Manville
FEATURES
  • Effective resistance to heat transfer, with RSI/R-values up to RSI 4.9 (R-28) for wood stud and RSI 7.0 (R-50) for metal stud.
  • Will not off-gas formaldehyde in the indoor environment.
  • Reduces sound transmission through exterior and interior walls, floor and ceiling assemblies.
  • Flame Spread of 10 or less and Smoke Developed of 50 or less.
  • No rotting, mildew or deterioration. Also noncorrosive to pipes, wiring and metal studs.
  • Stable bonded glass fibres will not slump within the wall cavity, settle or break down during normal applications.
Files to download
R-31 Johns Manville Fiberglass Installation
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R-31 Johns Manville Fiberglass Datasheet
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R-31 Johns Manville Fiberglass SDS
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Last Modified: 2026-01-25

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Product Variations
SKUSKU / PART #PRODUCT NAMEDIMENSIONSSF / BAG
R-31 Johns Manville Fiberglass11.3" X 16" X 48"42.67
R-31 Johns Manville Fiberglass11.3" X 24" X 48"64
ADDITIONAL INFORMATION

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Contact Us

Phone:
905 415-7777


Fax:
905 415-7735

Hours:

Monday - Friday

5AM - 5PM

Our Location:

635 Hood Road,
Markham, ON L3R 4N6, Canada


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