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Acoustical Tests


   
 
 Note: The Δ IIC is a new ASTM test that measures the improvement in decibels. Example a Δ IIC 21 would mean a 21 point  improvement .  The Δ IIC tests is only tested on a 6" concrete slab with no ceiling below.

 

Model Floor / Ceiling Assembly Description Floor Covering IIC Rating
ProBase 3mm Wood frame construction 2 x 16" - 24" centers, 5/8" T&G plywood w/ 1 1/2" lightweight concrete topping-  batt insulation, RC-1 channel, 5/8" GWB Floated Engineered Hardwood IIC 57
ProBase 3mm 6" concrete slab with no ceiling below Floated Engineered Hardwood Δ IIC 21
ProBase 3mm 6" concrete slab with no ceiling below Double Glued Engineered Hardwood Δ IIC 19
ProBase 3mm 6" concrete slab with with ceiling below Double Glued Engineered Hardwood IIC 60
ProBase Tile 3mm 6" concrete slab with no ceiling below Ceramic Tile IIC 49
ProBase Tile 3mm 6" concrete slab with no ceiling below Ceramic Tile Δ IIC 20
ProBase 6mm Wood frame construction 2 x 16" - 24" centers, 5/8" T&G plywood w/ 1 1/2" lightweight concrete topping-  batt insulation, RC-1 channel, 5/8" GWB Floated Engineered Hardwood IIC 57
ProBase 6mm 6" concrete slab with no ceiling below Floated Engineered Hardwood Δ IIC 22
ProBase 12mm Wood frame construction 2 x 16" - 24" centers, 5/8" T&G plywood w/ 1 1/2" lightweight concrete topping-  batt insulation, RC-1 channel, 5/8" GWB Floated Engineered Hardwood IIC 57
ProBase 12mm 6" concrete slab with no ceiling below Floated Engineered Hardwood Δ IIC 23