{"product_id":"alpha-nichigo-g-tape-3035bk-deck-joist-protection-tape-waterproof-self-sealing-flashing-tape-for-decking-beams-framing","title":"Alpha Nichigo G-Tape 3035BK Deck Joist Protection Tape | Waterproof Self-Sealing Flashing Tape for Decking, Beams \u0026 Framing","description":"\u003ch2 dir=\"ltr\"\u003e\u003cspan\u003eAlpha® Nichigo G-Tape™ 3035BK Deck Joist \u0026amp; Beam Protection Tape\u003c\/span\u003e\u003c\/h2\u003e\n\u003ch2 dir=\"ltr\"\u003e\n\u003cspan\u003e\u003c\/span\u003e\u003cbr\u003e\n\u003c\/h2\u003e\n\u003ch2 dir=\"ltr\"\u003e\u003cspan\u003eThe Professional's Choice for Deck Framing, Joist Protection \u0026amp; Waterproof Structural Lumber\u003c\/span\u003e\u003c\/h2\u003e\n\u003ch3 dir=\"ltr\"\u003e\n\u003cspan\u003e\u003c\/span\u003e\u003cbr\u003e\n\u003c\/h3\u003e\n\u003ch3 dir=\"ltr\"\u003e\u003cspan\u003eProtect Your Deck Before Water Has a Chance\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003eThe top edge of every deck joist is the most vulnerable part of the entire structure. Rainwater, snow, condensation, and moisture collect around fastener penetrations and sit directly on the horizontal surface of the framing. Over time, that trapped moisture can accelerate rot, decay, splitting, and structural deterioration.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003eAlpha® Nichigo G-Tape™ 3035BK creates a permanent waterproof barrier between your deck boards and framing members, helping prevent water from reaching the most vulnerable areas of your deck.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003eWhether you're building a backyard deck, lakefront dock, rooftop deck, boardwalk, pergola, outdoor kitchen, or covered porch, G-Tape 3035BK provides long-term protection where it matters most.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch2 dir=\"ltr\"\u003e\u003cspan\u003eWhy Professional Deck Builders Choose G-Tape™\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003eUnlike thick butyl tapes that can bunch up, ooze adhesive, or create uneven deck board surfaces, G-Tape 3035BK features advanced Japanese adhesive technology that delivers exceptional waterproofing while remaining thin, durable, and easy to work with. Users in professional decking communities frequently praise its superior adhesion, easy installation, clean appearance, and ability to perform in wet conditions.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3 dir=\"ltr\"\u003e\n\u003cspan\u003e\u003c\/span\u003e\u003cbr\u003e\n\u003c\/h3\u003e\n\u003ch3 dir=\"ltr\"\u003e\u003cspan\u003eKey Benefits\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli dir=\"ltr\"\u003e\u003cspan\u003eCreates a waterproof barrier over deck joists and beams\u003c\/span\u003e\u003c\/li\u003e\n\u003cli dir=\"ltr\"\u003e\u003cspan\u003e Helps prevent water from pooling on top of framing lumber\u003c\/span\u003e\u003c\/li\u003e\n\u003cli dir=\"ltr\"\u003e\u003cspan\u003e Self-adhering flashing tape with permanent bond\u003c\/span\u003e\u003c\/li\u003e\n\u003cli dir=\"ltr\"\u003e\u003cspan\u003e Self-sealing adhesive technology helps protect around fastener penetrations\u003c\/span\u003e\u003c\/li\u003e\n\u003cli dir=\"ltr\"\u003e\u003cspan\u003e Extremely thin profile minimizes deck board irregularities\u003c\/span\u003e\u003c\/li\u003e\n\u003cli dir=\"ltr\"\u003e\u003cspan\u003e Hand-tearable—no knife or scissors required\u003c\/span\u003e\u003c\/li\u003e\n\u003cli dir=\"ltr\"\u003e\u003cspan\u003e UV-resistant black backing withstands prolonged exposure to sun and weather\u003c\/span\u003e\u003c\/li\u003e\n\u003cli dir=\"ltr\"\u003e\u003cspan\u003e Performs in temperatures from -40°F to 176°F\u003c\/span\u003e\u003c\/li\u003e\n\u003cli dir=\"ltr\"\u003e\u003cspan\u003e Linerless design for faster installation and less jobsite waste\u003c\/span\u003e\u003c\/li\u003e\n\u003cli dir=\"ltr\"\u003e\u003cspan\u003e Excellent adhesion even in challenging weather conditions\u003c\/span\u003e\u003c\/li\u003e\n\u003cli dir=\"ltr\"\u003e\u003cspan\u003e Can be wrapped completely around joists, beams, posts, and critical framing connections\u003c\/span\u003e\u003c\/li\u003e\n\u003cli dir=\"ltr\"\u003e\u003cspan\u003eMeets AAMA 711-13 Type A and AC148 performance requirements\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch2 dir=\"ltr\"\u003e\u003cspan\u003eIdeal For\u003c\/span\u003e\u003c\/h2\u003e\n\u003ch3 dir=\"ltr\"\u003e\u003cspan\u003eDeck Builders\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003eProtect pressure-treated lumber, LVL framing, beams, rim joists, stair stringers, and ledger areas from long-term moisture damage.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3 dir=\"ltr\"\u003e\u003cspan\u003eRoofing Contractors\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003eSeal vulnerable framing components, flashing transitions, penetrations, and exposed wood members.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3 dir=\"ltr\"\u003e\u003cspan\u003eDock \u0026amp; Waterfront Construction\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003eA must-have for structures exposed to frequent rain, humidity, lakefront conditions, coastal environments, or heavy snow loads.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3 dir=\"ltr\"\u003e\u003cspan\u003eOutdoor Living Contractors\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003eIdeal for pergolas, gazebos, rooftop decks, covered patios, outdoor kitchens, and elevated platforms.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch2 dir=\"ltr\"\u003e\u003cspan\u003eThe Best Choice for High-Rain \u0026amp; High-Moisture Environments\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003eIf you're building in the Pacific Northwest, Southeast, coastal regions, mountain communities, lakefront properties, or any area that experiences frequent rainfall, joist protection is no longer optional.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003eEvery rain event introduces moisture to the top surface of deck framing. G-Tape 3035BK helps stop that moisture cycle before it begins by creating a durable waterproof cap over the framing members.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003eFor maximum protection, many professionals wrap the entire joist or beam, sealing both the top surface and exposed edges to create a complete moisture barrier.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch2 dir=\"ltr\"\u003e\u003cspan\u003eUnique Self-Adhering Technology\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003eOne of the standout advantages of Nichigo G-Tape is its proprietary adhesive system.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003eUnlike conventional flashing tapes that can permanently stick to themselves and become unusable, G-Tape's adhesive allows face-to-face contact while maintaining workability during installation. This makes handling easier on ladders, scaffolding, and busy jobsites while still creating a permanent bond to properly prepared substrates.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch2 dir=\"ltr\"\u003e\u003cspan\u003eCommunity-Proven Performance\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003eProfessional deck builders and homeowners consistently report:\u003c\/span\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003e• Outstanding adhesion, even in damp conditions\u003c\/span\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003e• Easier installation than butyl alternatives\u003c\/span\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003e• Thin profile that doesn't telegraph through decking\u003c\/span\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003e• Clean black appearance that disappears beneath deck boards\u003c\/span\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003e• Long-term confidence for protecting expensive deck structures\u003c\/span\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003e• Superior workability compared to thicker flashing tapes\u003c\/span\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch2 dir=\"ltr\"\u003e\u003cspan\u003eProduct Specifications\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003eManufacturer: Alpha Professional Tools®\u003c\/span\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003eProduct: Nichigo G-Tape™ 3035BK\u003c\/span\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003eType: Self-Adhering Flashing Tape (Linerless)\u003c\/span\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003eColor: Black\u003c\/span\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003eTemperature Range: -40°F to 176°F\u003c\/span\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003eUV Resistance: High\u003c\/span\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003eBond Type: Permanent\u003c\/span\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003eApplications:\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli dir=\"ltr\"\u003e\n\u003cp dir=\"ltr\" role=\"presentation\"\u003e\u003cspan\u003eDeck Joists\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli dir=\"ltr\"\u003e\n\u003cp dir=\"ltr\" role=\"presentation\"\u003e\u003cspan\u003eDeck Beams\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli dir=\"ltr\"\u003e\n\u003cp dir=\"ltr\" role=\"presentation\"\u003e\u003cspan\u003eLedger Boards\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli dir=\"ltr\"\u003e\n\u003cp dir=\"ltr\" role=\"presentation\"\u003e\u003cspan\u003eRim Joists\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli dir=\"ltr\"\u003e\n\u003cp dir=\"ltr\" role=\"presentation\"\u003e\u003cspan\u003eStair Stringers\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli dir=\"ltr\"\u003e\n\u003cp dir=\"ltr\" role=\"presentation\"\u003e\u003cspan\u003eHouse Wraps\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli dir=\"ltr\"\u003e\n\u003cp dir=\"ltr\" role=\"presentation\"\u003e\u003cspan\u003eWindow Flashing\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli dir=\"ltr\"\u003e\n\u003cp dir=\"ltr\" role=\"presentation\"\u003e\u003cspan\u003eWall Boards\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli dir=\"ltr\"\u003e\n\u003cp dir=\"ltr\" role=\"presentation\"\u003e\u003cspan\u003eInsulation Seams\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli dir=\"ltr\"\u003e\n\u003cp dir=\"ltr\" role=\"presentation\"\u003e\u003cspan\u003eRoofing Applications\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003eAvailable Sizes:\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli dir=\"ltr\"\u003e\n\u003cp dir=\"ltr\" role=\"presentation\"\u003e\u003cspan\u003e2\" x 65'\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli dir=\"ltr\"\u003e\n\u003cp dir=\"ltr\" role=\"presentation\"\u003e\u003cspan\u003e3\" x 65'\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli dir=\"ltr\"\u003e\n\u003cp dir=\"ltr\" role=\"presentation\"\u003e\u003cspan\u003e4\" x 65'\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003eWhich one to choose for your application:\u003c\/span\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003e3035- Joist and decking protection.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003e3040- Class 3 protection:  Highly UV resistant, windows and doors, window flashing certified.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003e3045- Roofing certified for the toughest applications.  Exceptional UV protection, can even function as pond liner tape to provide a permanent seal.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e \u003c\/p\u003e\n\u003ch2 dir=\"ltr\"\u003e\n\u003cspan\u003e\u003c\/span\u003e\u003cbr\u003e\n\u003c\/h2\u003e\n\u003ch2 dir=\"ltr\"\u003e\u003cspan\u003eWhy Buy G-Tape Instead of Generic Joist Tape?\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003eBecause replacing deck boards is expensive.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003eReplacing rotted framing is even more expensive.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003eA small investment during construction can help protect thousands of dollars in lumber, labor, fasteners, and future repairs. That's why experienced deck builders consider joist protection one of the smartest upgrades available during deck construction.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003eProtect the framing. Extend the life of the deck. Build it once.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003eOrder Alpha Nichigo G-Tape™ 3035BK today.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3 dir=\"ltr\"\u003e\n\u003cspan\u003e\u003c\/span\u003e\u003cbr\u003e\n\u003c\/h3\u003e\n\u003ch3 dir=\"ltr\"\u003e\u003cspan\u003eEO Tags \/ Search Terms\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003eAlpha G Tape 3035, Nichigo G Tape, G Tape 3035BK, deck joist tape, joist protection tape, deck flashing tape, beam protection tape, deck waterproof tape, self sealing joist tape, deck framing protection, deck beam flashing, waterproof flashing tape, roofing flashing tape, deck builder supplies, deck contractor supplies, pressure treated lumber protection, joist cap tape, deck moisture barrier, deck rot prevention, beam waterproofing tape, outdoor framing protection, dock construction tape, deck restoration supplies, deck maintenance products, roofing waterproof tape, Japanese flashing tape, UV resistant flashing tape, permanent flashing tape, deck waterproofing products, deck building materials, deck contractor tools, professional deck tape, deck beam wrap, ledger board flashing, stair stringer protection, exterior waterproofing tape, deck framing moisture barrier, waterproof deck joists, deck longevity products, premium joist tape, black joist tape, butyl tape.\u003c\/span\u003e\u003c\/p\u003e","brand":"Alpha Tools","offers":[{"title":"2in","offer_id":51482416906456,"sku":"3035BK-GT-2-65","price":20.02,"currency_code":"USD","in_stock":true},{"title":"3in","offer_id":51482416939224,"sku":"3035BK-GT-3-65","price":28.03,"currency_code":"USD","in_stock":true},{"title":"4in","offer_id":51482416971992,"sku":"3035BK-GT-4-65","price":32.6,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0724\/5407\/8680\/files\/alpha-tools-masking-tape-2in-alpha-g-tape-3035bk-black-adhesive-tape-2-3-4-x-65-rolls-40392589476056.jpg?v=1781058213","url":"https:\/\/bladerunnerdiamondtools.com\/products\/alpha-nichigo-g-tape-3035bk-deck-joist-protection-tape-waterproof-self-sealing-flashing-tape-for-decking-beams-framing","provider":"Bladerunnertools","version":"1.0","type":"link"}