{"product_id":"tremco-vulkem-191-qd-primer","title":"Vulkem 191 QD Primer","description":"\u003ch2 style=\"color: #1c4f8a; margin-top: 0;\"\u003eTremco Vulkem® 191 QD Primer\u003c\/h2\u003e\n\u003cp style=\"font-size: 1.08em; color: #333;\"\u003e\u003cstrong\u003eQuick-Dry, Single-Component Urethane Primer for Traffic Deck Systems\u003c\/strong\u003e | Brand: Tremco\u003c\/p\u003e\n\u003cp style=\"font-size: 1.02em; color: #444;\"\u003eTremco Vulkem® 191 QD is a quick-drying, single-component urethane primer for use under Vulkem \u003ca href=\"\/collections\/traffic-deck-coatings\" title=\"Traffic Deck Coatings\"\u003etraffic deck\u003c\/a\u003e and \u003ca href=\"\/collections\/waterproofing-products\" title=\"Waterproofing Products\"\u003ewaterproofing membrane\u003c\/a\u003e systems. Applied to properly prepared concrete and metal substrates, it is designed to improve adhesion of the Vulkem base coat and help reduce outgassing that can cause pinholes or adhesion issues in the membrane. Confirm suitability, primer requirements, coverage, and recoat windows against the current Tremco TDS, SDS, and system specification before use.\u003c\/p\u003e\n\u003cdiv style=\"border-left: 4px solid #1C4F8A; background: #eef4fa; padding: 14px 18px; margin: 18px 0; border-radius: 4px;\"\u003e\n\u003cstrong style=\"color: #1c4f8a;\"\u003eProfessional system note:\u003c\/strong\u003e Vulkem 191 QD must be used as part of an approved Tremco traffic deck or waterproofing system. \u003cstrong\u003eDo not apply the Vulkem base coat before the primer has fully dried\u003c\/strong\u003e to the specified tack-free state. Confirm primer requirements and recoat windows with the current Tremco system specification.\u003c\/div\u003e\n\u003ch2 style=\"color: #1c4f8a;\"\u003eProduct Description\u003c\/h2\u003e\n\u003cp\u003eVulkem 191 QD is formulated for accelerated dry times compared to standard Vulkem primers, allowing the Vulkem base coat to be applied sooner and helping to reduce overall system installation time; confirm dry times against the current TDS as they vary with temperature and humidity. Its single-component formulation requires no mixing. The QD (Quick Dry) designation indicates an accelerated dry time compared to standard Vulkem primers; confirm performance against the TDS for your specific site conditions.\u003c\/p\u003e\n\u003cp\u003eThe primer is designed to penetrate and seal the concrete surface, improving the bonding interface between the substrate and the Vulkem urethane membrane. On metal substrates, it provides a compatible bonding interface for the Vulkem system. Proper substrate preparation and primer application are critical to the long-term performance of the complete traffic deck system.\u003c\/p\u003e\n\u003ch2 style=\"color: #1c4f8a;\"\u003eKey Characteristics\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eQuick-dry formulation\u003c\/strong\u003e — accelerated tack-free time compared to standard primers; confirm dry times against the TDS as they vary with temperature and humidity.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSingle-component\u003c\/strong\u003e — no mixing required; apply directly from the container.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDesigned to improve adhesion\u003c\/strong\u003e — formulated to improve the bond between concrete or metal substrate and the Vulkem urethane membrane; final adhesion depends on substrate condition, preparation, and application method.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDesigned to reduce outgassing\u003c\/strong\u003e — formulated to help reduce outgassing and pinholing in the applied membrane; confirm requirements against the TDS.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSystem-compatible\u003c\/strong\u003e — designed for use with Vulkem 350NF, 360NF, and other approved Tremco traffic deck and waterproofing systems; confirm system compatibility against the current Tremco specification.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConcrete and metal substrates\u003c\/strong\u003e — confirm substrate preparation requirements against the TDS before application.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2 style=\"color: #1c4f8a;\"\u003eTypical Applications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003ePrimer for Vulkem 350NF \/ 360NF traffic deck systems on concrete\u003c\/li\u003e\n\u003cli\u003ePrimer for Vulkem waterproofing membrane systems on concrete and metal\u003c\/li\u003e\n\u003cli\u003eParkade and parking structure deck primer coat\u003c\/li\u003e\n\u003cli\u003ePodium and pedestrian deck substrate preparation\u003c\/li\u003e\n\u003cli\u003eMetal substrate priming for Vulkem system compatibility\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2 style=\"color: #1c4f8a;\"\u003ePerformance Highlights\u003c\/h2\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; margin: 8px 0;\"\u003e\n\u003ctbody\u003e\n\u003ctr style=\"background: #eef4fa;\"\u003e\n\u003ctd style=\"border: 1px solid #c9d6e5; padding: 10px;\"\u003e\n\u003cstrong\u003eChemistry\u003c\/strong\u003e\u003cbr\u003eSingle-component urethane\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #c9d6e5; padding: 10px;\"\u003e\n\u003cstrong\u003eDry Time\u003c\/strong\u003e\u003cbr\u003eQuick-dry (QD) — confirm against TDS\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #c9d6e5; padding: 10px;\"\u003e\n\u003cstrong\u003eSubstrates\u003c\/strong\u003e\u003cbr\u003eConcrete and metal — confirm prep requirements against TDS\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #eef4fa;\"\u003e\n\u003ctd style=\"border: 1px solid #c9d6e5; padding: 10px;\"\u003e\n\u003cstrong\u003eApplication\u003c\/strong\u003e\u003cbr\u003eRoller or brush\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #c9d6e5; padding: 10px;\"\u003e\n\u003cstrong\u003eSystem Role\u003c\/strong\u003e\u003cbr\u003ePrimer \/ adhesion promoter\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #c9d6e5; padding: 10px;\"\u003e\n\u003cstrong\u003eCompatible Systems\u003c\/strong\u003e\u003cbr\u003eVulkem 350NF, 360NF, and approved Tremco systems\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch2 style=\"color: #1c4f8a;\"\u003eSurface Preparation\u003c\/h2\u003e\n\u003cp\u003eConcrete must be mechanically profiled (shot-blasted or ground), clean, dry, and free of laitance, oil, grease, curing compounds, and incompatible coatings. Metal must be clean, dry, and free of rust, mill scale, and oil. Conduct moisture testing on concrete before application. Refer to the current Tremco system specification for substrate-specific preparation requirements and acceptable moisture levels.\u003c\/p\u003e\n\u003ch2 style=\"color: #1c4f8a;\"\u003eApplication Instructions\u003c\/h2\u003e\n\u003col\u003e\n\u003cli\u003e\n\u003cstrong\u003eSubstrate preparation:\u003c\/strong\u003e Prepare the substrate as described above. Confirm moisture levels are within acceptable limits per the TDS.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eApplication:\u003c\/strong\u003e Apply Vulkem 191 QD by roller or brush at the coverage rate specified in the TDS. Ensure uniform, thin coverage across the entire substrate area.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDry time:\u003c\/strong\u003e Allow the primer to dry to the specified tack-free state before applying the Vulkem base coat. Do not apply the base coat before the primer is fully dry.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRecoat window:\u003c\/strong\u003e Apply the Vulkem base coat within the recoat window specified in the TDS. Do not exceed the maximum recoat time without re-priming.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch2 style=\"color: #1c4f8a;\"\u003eLimitations\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eMust be used as part of an approved Tremco system — not a standalone waterproofing product.\u003c\/li\u003e\n\u003cli\u003eDo not apply to damp, contaminated, or unsound substrates.\u003c\/li\u003e\n\u003cli\u003eDo not apply below minimum temperature or when condensation or rain is expected before cure; confirm temperature requirements against the TDS.\u003c\/li\u003e\n\u003cli\u003eDo not apply the base coat before the primer has reached the specified tack-free state.\u003c\/li\u003e\n\u003cli\u003eDo not exceed the maximum recoat window without re-priming.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2 style=\"color: #1c4f8a;\"\u003eStorage \u0026amp; Shelf Life\u003c\/h2\u003e\n\u003cp\u003eStore in original, unopened containers in a cool, dry, ventilated area away from direct sunlight, heat, and moisture. Confirm shelf life and storage conditions against the product label and current SDS.\u003c\/p\u003e\n\u003ch2 style=\"color: #1c4f8a;\"\u003eHealth \u0026amp; Safety\u003c\/h2\u003e\n\u003cp\u003eRead the current Safety Data Sheet (SDS) before use. Contains isocyanate and solvent components — wear gloves, eye protection, and ensure adequate ventilation. Refer to the SDS for full hazard classification and first-aid measures.\u003c\/p\u003e\n\u003ch2 style=\"color: #1c4f8a;\"\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003ch3\u003eWhat is the difference between Vulkem 191 QD and standard Vulkem primers?\u003c\/h3\u003e\n\u003cp\u003eThe QD designation indicates a quick-dry formulation with an accelerated tack-free time compared to standard Vulkem primers. Confirm dry times against the current TDS for your specific site conditions.\u003c\/p\u003e\n\u003ch3\u003eIs Vulkem 191 QD required for all Vulkem systems?\u003c\/h3\u003e\n\u003cp\u003ePrimer requirements vary by system and substrate. Refer to the current Tremco system specification for your specific application to confirm whether Vulkem 191 QD or another primer is required. Contact Canopus Supply for guidance.\u003c\/p\u003e\n\u003ch3\u003eCan it be used on metal substrates?\u003c\/h3\u003e\n\u003cp\u003eVulkem 191 QD is designed for use on metal substrates as part of an approved Tremco system. Ensure the metal is clean, dry, and free of rust, mill scale, and oil before application. Confirm suitability against the current TDS.\u003c\/p\u003e\n\u003ch3\u003eWhat is the recoat window after applying the primer?\u003c\/h3\u003e\n\u003cp\u003eThe recoat window is temperature and humidity dependent. Refer to the current Tremco TDS for specific tack-free times and maximum recoat windows. Do not exceed the maximum recoat time without re-priming.\u003c\/p\u003e\n\u003cdiv style=\"border-left: 4px solid #1C4F8A; background: #eef4fa; padding: 12px 16px; margin: 16px 0; border-radius: 4px;\"\u003e\n\u003cstrong\u003ePurchasing Note:\u003c\/strong\u003e All sales are intended for professional and trade purchasers. Before ordering, confirm product suitability, quantity, system compatibility, substrate condition, pickup timing and delivery requirements. Product use and installation are the responsibility of the purchaser and installer.\u003c\/div\u003e\n\u003chr\u003e\n\u003cp style=\"font-size: 0.9em; color: #555;\"\u003e\u003cstrong style=\"color: #1c4f8a;\"\u003eCanopus Supply Inc.\u003c\/strong\u003e — Authorized Tremco Distributor, Metro Vancouver \u0026amp; BC\u003c\/p\u003e\n\u003cp style=\"font-size: 0.85em; color: #777;\"\u003e\u003cem\u003eTechnical information is provided for professional reference only. Product selection, substrate preparation, installation method, coverage, cure time, system compatibility and final performance remain the responsibility of the purchaser, installer, project specifier and\/or manufacturer documentation. Always confirm suitability against the current TDS, SDS, project specification and site conditions before use.\u003c\/em\u003e\u003c\/p\u003e","brand":"Tremco","offers":[{"title":"Default Title","offer_id":40119188357299,"sku":"","price":390.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0579\/9483\/8195\/products\/vulkem-191-qd-primer-2860110.jpg?v=1776710892","url":"https:\/\/www.canopussupply.com\/products\/tremco-vulkem-191-qd-primer","provider":"Canopus Supply Inc","version":"1.0","type":"link"}