Recommended Substrates
Concrete
Portland Based Underlayment
Properly Prepared Gypsum
APA Approved Plywood
Terrazzo
Fiber Cement Underlayment
Radiant Heated Subfloors
Properly Prepared VCT (Single Layer)
Properly Prepared Sheet Vinyl (Single Layer, Fully Adhered)
Moisture Testing
12 lbs. MVER, 99% RH