{"product_id":"rm-lucas-779-all-weather-flashing-cement-black-3-gal-mid-season-grade","title":"RM Lucas #779 All-Weather Flashing Cement, Black, 3 Gal Mid-Season Grade","description":"\u003ch1\u003eRM Lucas #779 All-Weather Flashing Cement, Black, 3 Gal Mid-Season Grade\u003c\/h1\u003e\u003chr\u003e\u003cp\u003e\u003cstrong\u003eRM Lucas #779 All-Weather Flashing Cement is a premium grade, trowel-applied black flashing cement sold as a 3-gallon mid-season grade unit. Made from higher softening point asphalt, petroleum solvents, reinforcing fibers and a water displacing additive, it installs, repairs and rebuilds flashings even on wet or underwater surfaces.\u003c\/strong\u003e\u003c\/p\u003e\u003chr\u003e\u003ch2\u003eKey Features:\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eAll-weather application:\u003c\/strong\u003e Can be applied to wet and underwater surfaces, so repairs do not have to wait for dry conditions.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePremium grade formula:\u003c\/strong\u003e Manufactured from higher softening point asphalt, petroleum solvents, reinforcing fibers and a special water displacing additive.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSmooth trowel work:\u003c\/strong\u003e Applies fast and smooth and breaks cleanly off the trowel without stringing.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePermanent repairs:\u003c\/strong\u003e May be used with fiberglass, polyester fabrics or roll roofing for permanent flashing repairs.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVersatile flashing use:\u003c\/strong\u003e Used to install, repair or rebuild roof flashings at parapet walls, gravel stops, stacks, vents, monitors and similar applications.\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\u003eRM Lucas\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSell unit\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e3-gallon unit\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eProduct line\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eRM Lucas #779 All-Weather Flashing Cement\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMaterial\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eHigher softening point asphalt with petroleum solvents, reinforcing fibers and water displacing additive\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\u003eAvailable colors\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e['Black']\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eAvailable sizes\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e['3 gal Mid-Season Grade']\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eApplication method\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eTrowel-applied\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eIntended use\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eInstalling, repairing or rebuilding roof flashings at parapet walls, gravel stops, stacks, vents, monitors and similar applications\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\u003eCoverage per 3-gallon unit is not stated in the available sources; estimate quantity from the flashing area and fabric reinforcement schedule.\u003c\/p\u003e\u003ch2\u003eFit and Compatibility:\u003c\/h2\u003e\u003cp\u003ePairs with fiberglass or polyester reinforcement fabrics and roll roofing for permanent flashing repairs on roof assemblies. Confirm substrate suitability before use.\u003c\/p\u003e\u003chr\u003e\u003ch2\u003eFrequently Asked Questions (FAQ):\u003c\/h2\u003e\u003cp\u003e\u003cstrong\u003eQ: What is included in one order?\u003c\/strong\u003e\u003cbr\u003e\u003cstrong\u003eA:\u003c\/strong\u003e One 3-gallon unit of RM Lucas #779 All-Weather Flashing Cement, mid-season grade, in black.\u003c\/p\u003e\u003chr\u003e\u003cp\u003e\u003cstrong\u003eQ: Can I apply it in wet conditions?\u003c\/strong\u003e\u003cbr\u003e\u003cstrong\u003eA:\u003c\/strong\u003e Yes, #779 may be applied to wet and even underwater surfaces, which makes it useful for emergency repairs.\u003c\/p\u003e\u003chr\u003e\u003cp\u003e\u003cstrong\u003eQ: Does it need reinforcement fabric?\u003c\/strong\u003e\u003cbr\u003e\u003cstrong\u003eA:\u003c\/strong\u003e For permanent repairs it may be used with fiberglass, polyester fabrics or roll roofing.\u003c\/p\u003e\u003chr\u003e\u003cp\u003e\u003cstrong\u003eQ: How does it handle on the trowel?\u003c\/strong\u003e\u003cbr\u003e\u003cstrong\u003eA:\u003c\/strong\u003e It applies fast and smooth and breaks cleanly off the trowel without stringing.\u003c\/p\u003e\u003chr\u003e\u003cp\u003e\u003cstrong\u003eQ: Where can it be used?\u003c\/strong\u003e\u003cbr\u003e\u003cstrong\u003eA:\u003c\/strong\u003e At parapet walls, gravel stops, stacks, vents, monitors and similar flashing applications.\u003c\/p\u003e\u003chr\u003e\u003cp\u003e\u003cstrong\u003eQ: How much flashing does 3 gallons cover?\u003c\/strong\u003e\u003cbr\u003e\u003cstrong\u003eA:\u003c\/strong\u003e Coverage is not stated in the sources, so plan quantities from the repair area and fabric schedule.\u003c\/p\u003e\u003chr\u003e\u003ch2\u003eExpert Verdict — Reviewed by the SuperArbor Pro Desk\u003c\/h2\u003e\u003cp\u003eAn all-weather flashing cement like #779 earns its place in every service truck because it bonds and cures on damp surfaces where standard cements fail. Embed fiberglass or polyester membrane into the wet mastic for a permanent repair rather than relying on mastic alone. The mid-season grade is the right choice for moderate temperature application windows; adjust grade selection to your job conditions.\u003c\/p\u003e\u003cp\u003e\u003cem\u003eContains petroleum solvents; follow label directions, ensure ventilation and keep away from ignition sources during application.\u003c\/em\u003e\u003c\/p\u003e\u003chr\u003e\u003cp\u003e\u003cstrong\u003eAdd RM Lucas #779 All-Weather Flashing Cement to your next flashing repair order.\u003c\/strong\u003e\u003c\/p\u003e","brand":"RM Lucas","offers":[{"title":"Default Title","offer_id":67583380849007,"sku":"LUC779S3","price":37.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0830\/3499\/7051\/files\/ProductImage_LUC7791_e73d0763-560c-406b-b9a9-85f80214ba2f.jpg?v=1790407008","url":"https:\/\/superarbor.io\/products\/rm-lucas-779-all-weather-flashing-cement-black-3-gal-mid-season-grade","provider":"Super Arbor","version":"1.0","type":"link"}