{"product_id":"karnak-78-cold-process-cement-bituminous-adhesive-sealant-black-5-gallon","title":"Karnak 78 Cold Process Cement Bituminous Adhesive Sealant, Black, 5 Gallon","description":"\u003ch1\u003eKarnak 78 Cold Process Cement Bituminous Adhesive Sealant, Black, 5 Gallon\u003c\/h1\u003e\u003chr\u003e\u003cp\u003e\u003cstrong\u003eKarnak 78 Cold Process Cement is a black, bituminous-based adhesive sealant designed for applying and repairing rolled roofing and bituminous single-ply membranes. One unit is a 5-gallon pail applied at 2 to 3 gallons per 100 sq. ft. It adheres the membrane and seals laps to prevent water intrusion, and works with Karnak Cold Process Roofing Systems such as P-21 and P-22.\u003c\/strong\u003e\u003c\/p\u003e\u003chr\u003e\u003ch2\u003eKey Features:\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eAdheres and seals:\u003c\/strong\u003e Adheres the membrane and seals the laps to prevent water intrusion when properly utilized.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCold process:\u003c\/strong\u003e Bituminous-based adhesive sealant requiring no heating for application and repair of rolled roofing membranes.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSystem compatible:\u003c\/strong\u003e Can be used with Karnak Cold Process Roofing Systems such as P-21 and P-22.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWorks with felts:\u003c\/strong\u003e Also compatible with other manufacturers' coated fiberglass felts and base sheets.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRepair capable:\u003c\/strong\u003e Suitable for both new application and repair of rolled roofing bituminous single-ply membranes.\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\u003eKarnak\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 pail, 5 gal\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eProduct line\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eKarnak 78\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMaterial\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eBituminous-based adhesive sealant\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eColor \/ finish\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eBlack\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eNominal size\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e5 gal pail\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eApplication rate\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e2 to 3 gallons per 100 sq. ft.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eIntended use\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eApplication and repair of rolled roofing bituminous single-ply membranes; cold process roofing systems\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSystem compatibility\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eKarnak Cold Process Roofing Systems (P-21, P-22), other manufacturers' coated fiberglass felts and base sheets\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\u003eApply at 2 to 3 gallons per 100 sq. ft.; one 5-gallon pail therefore covers roughly 165 to 250 sq. ft depending on application rate.\u003c\/p\u003e\u003ch2\u003eFit and Compatibility:\u003c\/h2\u003e\u003cp\u003eUse with Karnak Cold Process Roofing Systems (P-21, P-22) or with other manufacturers' coated fiberglass felts and base sheets. Confirm substrate condition and temperature range before application.\u003c\/p\u003e\u003chr\u003e\u003ch2\u003eFrequently Asked Questions (FAQ):\u003c\/h2\u003e\u003cp\u003e\u003cstrong\u003eQ: What is included?\u003c\/strong\u003e\u003cbr\u003e\u003cstrong\u003eA:\u003c\/strong\u003e One sell unit is a 5-gallon pail of Karnak 78 Cold Process Cement in black.\u003c\/p\u003e\u003chr\u003e\u003cp\u003e\u003cstrong\u003eQ: How much area does one pail cover?\u003c\/strong\u003e\u003cbr\u003e\u003cstrong\u003eA:\u003c\/strong\u003e At the stated rate of 2 to 3 gallons per 100 sq. ft., a 5-gallon pail covers roughly 165 to 250 sq. ft.\u003c\/p\u003e\u003chr\u003e\u003cp\u003e\u003cstrong\u003eQ: What is it used for?\u003c\/strong\u003e\u003cbr\u003e\u003cstrong\u003eA:\u003c\/strong\u003e Applying and repairing rolled roofing bituminous single-ply membranes; it adheres the membrane and seals laps against water intrusion.\u003c\/p\u003e\u003chr\u003e\u003cp\u003e\u003cstrong\u003eQ: Can it be used in full roof systems?\u003c\/strong\u003e\u003cbr\u003e\u003cstrong\u003eA:\u003c\/strong\u003e Yes, it can be used with Karnak's Cold Process Roofing Systems such as P-21 and P-22, or with other manufacturers' coated fiberglass felts and base sheets.\u003c\/p\u003e\u003chr\u003e\u003cp\u003e\u003cstrong\u003eQ: Does it need heating?\u003c\/strong\u003e\u003cbr\u003e\u003cstrong\u003eA:\u003c\/strong\u003e No, it is a cold process cement applied without heating.\u003c\/p\u003e\u003chr\u003e\u003cp\u003e\u003cstrong\u003eQ: What color is it?\u003c\/strong\u003e\u003cbr\u003e\u003cstrong\u003eA:\u003c\/strong\u003e Black.\u003c\/p\u003e\u003chr\u003e\u003ch2\u003eExpert Verdict — Reviewed by the SuperArbor Pro Desk\u003c\/h2\u003e\u003cp\u003eKarnak 78 is a go-to cold-applied adhesive for laps and repairs on rolled roofing and single-ply bituminous membranes when hot asphalt or torch work is not practical. Spread it at the stated 2 to 3 gallons per 100 sq. ft. rate, embed the membrane while the cement is still workable, and roll or press laps firmly to eliminate voids. Verify substrate is dry and clean so the bituminous bond can develop fully.\u003c\/p\u003e\u003cp\u003e\u003cem\u003eBituminous cements contain solvents; use in ventilated conditions, follow the safety data sheet, and keep ignition sources away during application.\u003c\/em\u003e\u003c\/p\u003e\u003chr\u003e\u003cp\u003e\u003cstrong\u003eOrder Karnak 78 Cold Process Cement in the 5-gallon pail for membrane application and lap sealing.\u003c\/strong\u003e\u003c\/p\u003e","brand":"Karnak","offers":[{"title":"Default Title","offer_id":53524451557743,"sku":"KAR785","price":58.36,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0830\/3499\/7051\/files\/KAR785_0.png?v=1790284254","url":"https:\/\/superarbor.io\/products\/karnak-78-cold-process-cement-bituminous-adhesive-sealant-black-5-gallon","provider":"Super Arbor","version":"1.0","type":"link"}