Dow Styrofoam Froth Pak 200

Dow Styrofoam Froth Pak 200


FROTH-PAK™ Foam Insulation is a two-component professional insulation kit. FROTH-PAK comes as a professional sealant for air sealing gaps and penetrations up to 4 inches wide or as a spray foam insulation to fill larger cavities providing both insulation and air sealing properties. The Class-A rating (flame spread of 25 or less) of FROTH-PAK™ Foam Insulation allows its use in a wide range of interior and exterior industrial, commercial, institutional and residential settings.

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Wall/attic penetrations
Electrical, mechanical and plumbing penetrations
Attic hatches
Wall cavities and around pipes
Roof/wall junctures
Rim joists
Manufacturing and repair of insulated vehicles and containers


Reduces energy consumption
Lower heating bills
Increase interior comfort
Limits drafts and heat loss
Improve indoor air quality
Minimize carbon footprint
Decrease load on HVAC System
seal out pests and allergens
Helps prevent moisture intrusion
Dampen outside noise
Protect structural durability


Flame Spread/Smoke Developed ASTM E84/UL 723 @ 4” wide by 2” thick: ≤25 / ≤450
Nominal Density, ASTM D1622, lb/ft3: 1.75
R-value, min. Initial: 6.6 per inch
Aged LTTR measured at 2” thick: 10.6
Water Vapor Permeance, ASTM E96, perm @ 1” thick: 3.13
Water Absorption, ASTM D2842, % by volume: 5.44
Air Permeability, ASTM E2178 air leakage at 1” thick, l/min @ 75 Pa: 0
Air Permeability, ASTM E283 air leakage at 0.5” thick, ft3/min•ft2 @ 75 Pa: 0
Dimensional Stability, ASTM D2126, % volume change
158°F/100% RH @ 1 wk: 0.70
158°F/100% RH @ 2 wks: -0.06
-40°F/amb RH @ 1 wk: 0.02
-40°F/amb RH @ 2 wks: 0.36
Compressive Strength, ASTM D1621, lb/in2, parallel: 23.4
Flexural Strength, ASTM C203, lb/in2, parallel:22.7
Tensile Strength, ASTM D1623, lb/in2, parallel: 36
Shear Strength, ASTM C273, lb/in2, parallel: 12.7
Maximum Service Temperature, °F: 240


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