Pergo GOLD 100 sq ft Premium 3 mm Flooring Underlayment Brass Plated Hangers Neutral pH Viagrow coconut coir Putty Knife Neutral pH Viagrow coconut coir is pH neutral and a low E sculpted curve brings a fluid silhouette that instantly elevates an entry Feet) 100 CA Residents: Prop 65 Warning(s) No UNSPSC 30161700 Antimicrobial No STC Rating More than STC 50 Vapor Barrier Yes ARB265W Exclusive Yes For Use with Porcelain No Square Foot Coverage 100 Moisture Resistant Yes For Use with Laminate Yes Cushioning Yes For Use with Concrete Yes Sound Absorbing Yes Width (Feet) 4 Mold Mildew Resistant Yes For Use with Vinyl Plank No IIC Rating 71 75 For Use with Hardwood Yes Construction Type Foam easy to seal with pre tapped sides Limited Lifetime warranty Reduces the need to purchase a moisture barrier Ensures an ideal floor temperature and superior compression strength for stronger joints