| TILE THICKNESS |
1/2" |
5/8" |
1" |
| Density* |
1.5 |
1.5 |
1.5 |
| Flame Spread* |
5 |
5 |
5 |
| Smoke Density* |
15-50 |
15-50 |
15-50 |
| Thermal conductivity R value* |
2 |
2.5 |
4.55 |
| Coeff.of thermal expansion |
0.00004 |
| Effective temperature intermittent |
Max. 180F |
| Compressive strength at 5% deflection(avg.) |
23 |
| Flexural strength |
63 |
| Capillarity |
None |
| Water vapor transmission |
07. - 1.3 |
| Water absorption(by volume) |
Less than 1.5 |
| Fuel contribution |
0 |
| Smoke toxicity |
Less than wood |
| Light reflectance |
Grade LR 1 Reflects 94% of light |
Ceiling tile specifications starred(*) are Flame Spread and Smoke Development Recorded
while the material remains in the original test position.
ARCHITECT AND SPECIFIER GUIDE
Ceiling tile shall be polystyrene molded THERMO-TILE pattern number (2201) or equal. Tile shall have a fire test rating using the ASTM E-84 (84A) method not to exceed the following: Flame spread(5), smoke density (225-360). Thickness shall be (1') with a nominal density of (1.5) lbs. per cubic foot, and a thermal R value of (4.55).
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