Knauf Insulation EcoBatt R 13 Unfaced Fiberglass Insulation Batt, 3 1 2 in x 15 in x 105 in, 131.25 sq ft CertainTeed 36 Installation Type Interlocking Locking Item Weight:.625 36 Installation Type Interlocking Locking Mechanism Drop lock Underlayment Included Yes (pre attached pad) Floating Yes Edge Type Micro beveled Gloss Level Medium Pattern Wood look Textured Yes Scratch Resistant Yes Stain Resistant Yes Skid Resistant Yes Waterproof Yes Water Resistant Yes Commercial Residential Commercial Residential Protective Wear Layer Urethane Phthalate Free Yes FloorScore Certified Yes Use Location Indoor or outdoor For Use in Bathrooms Yes For Use in Kitchens Yes For Use Over Concrete Yes For Use Over Tile Yes For Use Over Vinyl Yes For Use Over Wood Yes For Use with Underfloor Heating No Wear Layer Durability Heavy traffic (20 mil and above) Warranty Limited lifetime residential 15 year limited commercial Weight (lbs waterproof vinyl in Storm Black no added formaldehyde Floor Quantity in master bag 15 Item code R13UNF15105131 Frequently Asked Questions (FAQ):