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PRODUCT OVERVIEW
Designed specifically for use type VA, occupancy group R3 and R5 (wood frame) buildings, to seal openings in concealed spaces to resist the migration of fire and hot gases. The fire block foam cures upon reaction with moisture to form a flexible, urethane foam that is effective against the passage of smoke and toxic gases through service penetrations. Foam adheres to most types of building materials including wood, concrete, brick, metals, cable jacketing and will not harm PVC, CPVC and PEX pipe/tubing. It complies with all Federal and State VOC regulations.
Product Details
Applicable Materials:Brick Concrete CPVC Metal PEX PVC Wood
Application Method:Foam Gun
Application Temperature:41 deg F
Base Material:Polyurethane
Boiling Point:-43.6 deg F
Color:Orange
Compositions:Polymeric Diphenylmethane Diisocyanate Dimethyl Ether Polymethylenepolyphenylisocyanate Propoxylated Glycerin Polymer Propane Isobutane Butane MDI Prepolymer
Coverage Area:1.02 cu-ft
Density:0.87 to 1.12 cu-ft/lb
Flash Point:-155.2 deg F
Form:Aerosol
Functional Cure Time:24 hr
Net Content:21.1 fl-oz
Odor/ Scent:Ether
Specific Gravity:1
Type:Type V-A
V O C Content:177 g/L
Features
High-performance foam designed to inhibit the passage of fire and smoke through penetrations
Conforms to IRC (International Residential Codes) and IBC (International Building Code), fire blocking requirements
Closed cell structure is flexible and will not crack or dry out
Orange color identifies OSI® fire block as an approved fire block product for type V-A construction