Johns Manville R-15 TempControl Unfaced Mineral Wool Insulation Batts - All Sizes

Regular price $48.27 Sale price $45.37

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Zone States
Zone 1
AL, CT, FL, GA, IL, LA, MA, MD, ME, NC, NH, OH, PA, SC, TN, VA
Zone 2 IA, KS, MI, MN, MO, OK, TX, WI
Zone 3 AR, CA, CO, MT, NM, NV, UT
Size Sq Ft/Bag Batts/Bag R Value
3.5 in x 15.25 in x 47 in 35 7 R15
3.5 in x 23 in x 47 in 52.5 7 R15

 Johns Manville Mineral Wool TempControl batts offer R-Values up to R-30. Noncombustible, fire- and moisture-resistant, they are designed to deliver thermal control and delay the spread of fire in wood-stud cavities of exterior walls, basements and heated crawlspaces.

Advantages

Thermally Efficient: Effective resistance to heat transfer with R-values up to R-30.
Fire-Resistant: Melting point in excess of 2000˚F (1093˚C). Flame Spread of 0 and Smoke Developed of 0.
Durable Inorganic Glass: No growth of fungi. No sustaining of vermin.

 

 ASTM Standards   ASTM C665   Type 1
  Thermal Resistance    ASTM C518   R-15, R-23, R-30
  Flame Spread    ASTM E84   0
  Smoke Development    ASTM E84   0
  Critial Radiant Flux    ASTM E970   > 0.12 W/cm2 (0.11 Btu/ft2s)
  Water Vapor Sorption    ASTM C1104   5% or less by weight
  Odor Emission    ASTM C1304   Pass
  Corrosiveness    ASTM C665   Pass
  Fungi Resistance    ASTM C1338   Pass
  Combustion Characteristics    ASTM E136   Pass
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Subject to Approval & Availability
All orders are reviewed before fulfillment. You are not charged until your order is approved and ready to ship — and you may cancel at any time before that at no cost.

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