BASF FE 348-2.8 Series Roofing System
Product Description
FE 348-2.8 is an HFC-blown, Zero Ozone-Depleting (Zero-ODP), spray polyurethane foam (SPF) system designed for roofing applications.
Approvals and Credentials:
- SPF Thickness – 2.0 inches
- Flame Spread Index – 55
- Smoke Development Index – >500
- Class 4470/4880
- Approval #FL 1493.1
- 07-1120.02 Steel
- 07-1120.03 Concrete
- 07-1120.04 Recover
- 07-0402-03 Wood
- ESR-2298M
Non-Combustible Decks
- Class A at any SPF thickness
- Silicone, acrylic or urethane coatings
- Up to 3 : 12 incline
- Granules at 35 lbs per square (100 ft2) depending on configuration
- Class B at 1 inch SPF thickness
- Silicone, acrylic or urethane coatings
- ½ : 12 incline
- Granules optional
TYPICAL PHYSICAL PROPERTIES
Specific Gravity @ 70°F: 1.18
ASTM D 1638
Viscosity @ 70°F (cps): 500 – 800
Brookfield
Mix Ratio (volume:volume): 1:1
Density (pcf): 2.7 – 2.9
ASTM D 1622
Compressive Strength (psi): 40 – 50
ASTM D 1621
Tensile Strength (psi): 60 – 80
ASTM D 1623
Shear Strength (psi): 40 – 60
ASTM C 273
Closed Cell Content (%): >90
ASTM D 6226
ASTM C 518
Permeance (perms): 1.97
ASTM E 96
Permeability (perm inch): 2.58
Dimensional Stability (% Volume Change)
Dry Age 28 Days (158°F): 0.69%
ASTM D 2126
Freeze Age 14 Days (-20°F): 0.25%
ASTM D 2126
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