Pergo GOLD 100 sq ft Premium 3 mm Flooring Underlayment Manual Fastening Tools A: It features a solid 314835204 A: It features a solid wood face frame with furniture board box and drawer construction including standard Superior moisture protection and sound insulation with more than 10x’s the moisture vapor transmission protection of basic underlayment Underlayment is required for all laminate and engineered wood floating floors Enhances the performance of Lowe’s laminate floors with attached pad Sounds more like solid hardwood not hollow like other underlayment systems Smooths slight subfloor imperfections Easy to install fan fold 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