Product Description: Composition of STYROFOAM® brand extruded polystyrene insulation panels with fabricated vertical and horizontal drainage channels covered by a geotextile filtration fabric on one side.
Panel Property
THERMACAV (DP) 15
THERMACAV (DP) 25
THERMACAV (DP) Ultra
ASTM C578
Type X
Type IV
Sheet Size
16" x 96"
Thickness (Nominal)
1" 1-1/2" 2"
1-3/4" 2-1/8"
R-value
R-4.5 R-7 R-9.5
R-9.2 R-11.3
Compressive Strength (psi)
15
25
Water Absorp. (% by vol, max)
0.1 (ASTM C272)