HandiFoam® Open Cell (HFO)

Type: Open Cell Spray Polyurethane Foam
Yield(s): 500 BF ; 1550 BF
R-Value (Aged): R-4.4 at 1″ thickness
Cell Structure: Greater than 90% open-cell content
Application: Used to fill and insulate large voids and surfaces where a lower-density foam is required, including sound control applications and repair or touch-up of existing open cell insulated assemblies.
Density:
• Free Rise: 0.72 lb./ft³ (11.5 kg/m³)
• In Place: 1.64 lb./ft³ (26.3 kg/m³)
Cure & Working Times:
• Tack-Free Time: 75 seconds
• Cuttable: 15 minutes
• Fully Cured: 1 hour
Fire Rating:
• ASTM E84 Class 2 (B) at 4″ thickness
• Flame Spread: 65
• Smoke Developed: 450