{"product_id":"henry-hedb200-drainage-board-roll-4-ft-x-50-ft","title":"Henry HeDB200 Drainage Board Roll, 4 ft x 50 ft","description":"\u003ch1\u003eHenry HeDB200 Drainage Board Roll, 4 ft x 50 ft\u003c\/h1\u003e\u003chr\u003e\u003cp\u003e\u003cstrong\u003eThis is a Henry HeDB200 drainage board supplied as a 4 ft by 50 ft roll, giving 200 square feet of drainage composite per roll. It creates a drainage gap and moisture path in below-grade and waterproofing applications. Pair it over compatible waterproofing membranes for a complete drainage system.\u003c\/strong\u003e\u003c\/p\u003e\u003chr\u003e\u003ch2\u003eKey Features:\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eLarge roll coverage:\u003c\/strong\u003e Each 4 ft x 50 ft roll provides approximately 200 square feet of drainage board.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDrainage function:\u003c\/strong\u003e Collects and channels water away from the protected surface in waterproofing assemblies.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRoll format:\u003c\/strong\u003e Comes as a roll for fast unrolling and coverage of large vertical or horizontal areas.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWater management:\u003c\/strong\u003e Part of a water and moisture drainage system for building envelopes.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSingle configuration:\u003c\/strong\u003e Offered in one 4 ft x 50 ft roll configuration on this page.\u003c\/li\u003e\n\u003c\/ul\u003e\u003chr\u003e\u003ch2\u003eSpecifications Table:\u003c\/h2\u003e\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003e\u003cstrong\u003eSpecification\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cstrong\u003eDetails\u003c\/strong\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBrand\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eHenry Company (Carlisle)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSell unit\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1 roll, 4 ft x 50 ft\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eProduct line\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eHenry HeDB200 Drainage Board\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eNominal size\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e4 ft x 50 ft\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDimensions\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e4 ft wide x 50 ft long\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCoverage per unit\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eApproximately 200 sq ft per roll\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMaterial\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eDrainage board \/ geocomposite\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eIntended use\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eWater and moisture drainage in waterproofing assemblies\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003chr\u003e\u003ch2\u003eCoverage \u0026amp; How Much You Need:\u003c\/h2\u003e\u003cp\u003eOne 4 ft x 50 ft roll covers about 200 square feet. Multiply wall or foundation height times run length, subtract openings, and divide by 200 sq ft per roll, allowing extra for laps and overlaps.\u003c\/p\u003e\u003ch2\u003eFit and Compatibility:\u003c\/h2\u003e\u003cp\u003eInstall over compatible waterproofing membranes as part of a Henry Company (Carlisle) below-grade waterproofing system. Membranes, terminations and attachment accessories are sold separately.\u003c\/p\u003e\u003chr\u003e\u003ch2\u003eFrequently Asked Questions (FAQ):\u003c\/h2\u003e\u003cp\u003e\u003cstrong\u003eQ: What size is the roll?\u003c\/strong\u003e\u003cbr\u003e\u003cstrong\u003eA:\u003c\/strong\u003e The HeDB200 drainage board roll measures 4 feet wide by 50 feet long, approximately 200 square feet.\u003c\/p\u003e\u003chr\u003e\u003cp\u003e\u003cstrong\u003eQ: How do I calculate rolls needed?\u003c\/strong\u003e\u003cbr\u003e\u003cstrong\u003eA:\u003c\/strong\u003e Compute the wall or slab area to be protected, add allowance for laps, then divide by about 200 square feet per roll.\u003c\/p\u003e\u003chr\u003e\u003cp\u003e\u003cstrong\u003eQ: Does it replace waterproofing?\u003c\/strong\u003e\u003cbr\u003e\u003cstrong\u003eA:\u003c\/strong\u003e No. A drainage board manages and channels water but must be paired with a waterproofing membrane as specified by the manufacturer.\u003c\/p\u003e\u003chr\u003e\u003cp\u003e\u003cstrong\u003eQ: How is it attached?\u003c\/strong\u003e\u003cbr\u003e\u003cstrong\u003eA:\u003c\/strong\u003e Attachment methods depend on the substrate; follow Henry's installation instructions and use compatible fasteners or adhesive, sold separately.\u003c\/p\u003e\u003chr\u003e\u003cp\u003e\u003cstrong\u003eQ: Can it be used above grade?\u003c\/strong\u003e\u003cbr\u003e\u003cstrong\u003eA:\u003c\/strong\u003e The listing places it in water and moisture drainage products; confirm the intended above- or below-grade application with the manufacturer's data sheet.\u003c\/p\u003e\u003chr\u003e\u003ch2\u003eExpert Verdict — Reviewed by the SuperArbor Pro Desk\u003c\/h2\u003e\u003cp\u003eDrainage boards are most valuable on buried walls where hydrostatic pressure builds, so plan the roll orientation so the drainage path terminates at a footing drain or weep system. Overlap adjacent rolls per the manufacturer's direction to keep a continuous drainage plane. In most below-grade jobs this roll pairs directly over a self-adhered membrane such as Blueskin WP 200.\u003c\/p\u003e\u003cp\u003e\u003cem\u003eExcavation and below-grade installation carry trench and shoring hazards; follow OSHA excavation requirements and site safety plans.\u003c\/em\u003e\u003c\/p\u003e\u003chr\u003e\u003cp\u003e\u003cstrong\u003eAdd the Henry HeDB200 4 ft x 50 ft drainage board roll to your waterproofing package today.\u003c\/strong\u003e\u003c\/p\u003e","brand":"Henry Company (Carlisle)","offers":[{"title":"Default Title","offer_id":53531873444207,"sku":"11HEDB200","price":234.68,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0830\/3499\/7051\/files\/Underlayment-Mineral-Surface-SKU_2323195-primary.png?v=1790369528","url":"https:\/\/superarbor.io\/products\/henry-hedb200-drainage-board-roll-4-ft-x-50-ft","provider":"Super Arbor","version":"1.0","type":"link"}