Trex Universal 1 in Black Hidden Deck Fastener 50 sq ft (94 Pack) Cabinets Residential Security ANSI Grade ANSI Grade Residential Security ANSI Grade ANSI Grade 1 (Best) Door Locks & Knobs Product Type Deadbolts Lock Type Wi Fi Hardware Included Lock Only Features Bluetooth Technology 5mm Acclimation Time Required Yes Antimicrobial No Commercial Residential Residential Construction Engineered Dent Resistant No Fade Resistant No Gloss Level Low Hardness Scale (Janka Rating) 3 (Janka rating 1261 1400) Installation Level Any level Installation Location Above grade On grade Below grade Installation Type Glue down Janka Hardness Rating 1360 Locking System Tongue and groove Number of Plies 7 Padding Included No Paintable No Parquet No Pet Friendly Yes Photosensitive Yes Recommended Flooring Underlayment Item Number 670312 Sample Available Yes Scratch Resistant No Skid Resistant No Sold As Carton Species White oak Stain Resistant No Subfloor Type Plywood or concrete Texture Smooth Traditional Underlayment Included No Warranty Lifetime Water Resistant No Waterproof No Wood Grade Premium Corresponding Moulding Item Number 4659390 Key Features: the Trex Universal Hidden Deck Fastener Kit is specifically designed for use with grooved edge Trex composite decking boards