{"product_id":"osi-quad-max-black-silicone-door-siding-window-caulk-sealant-9-5-oz","title":"OSI Quad Max Black Silicone Door\/Siding\/ Window Caulk Sealant 9.5 oz","description":"\u003cdiv\u003e\n\u003cp\u003e\u003cstrong\u003eOSI Quad Max Black Silicone Caulk Sealant, 9.5 oz\u003c\/strong\u003e is your go-to solution for durable, flexible seals around doors, siding, and windows. This cartridge-based sealant is designed to perform in both indoor and outdoor environments, delivering a lasting, paintable finish that moves with the changes in temperature and weather.\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003ePermanent flexibility\u003c\/strong\u003e—silicone formulation stays elastic over time, minimizing cracks and gaps as structures shift or settle.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eMoisture and mildew resistant\u003c\/strong\u003e—built to resist moisture and mildew for long-lasting performance in damp or humid areas.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePaintable\u003c\/strong\u003e—match trims, siding, or accents by painting over the sealant after cure, for a seamless look.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eIndoor and outdoor use\u003c\/strong\u003e—suitable for exterior siding joints as well as interior door and window frames.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eCartridge packaging\u003c\/strong\u003e—easy to apply with standard caulk guns, ensuring clean lines and professional results.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eColor and compatibility\u003c\/strong\u003e—classic black color that blends with dark trims and siding; compatible with a variety of common substrates.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eCure time\u003c\/strong\u003e—.reach handling in 24–72 hours, depending on environmental conditions.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eCoverage\u003c\/strong\u003e—covers a area of 29.75 (units as packaged), making it suitable for multiple joints per tube.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eTarget applications\u003c\/strong\u003e—specifically formulated for joints around doors, siding, and windows to seal out air and moisture while allowing for movement.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eNot intended for high-heat or fire-rated applications. If you’re sealing gaps around exterior doors or siding and want a durable, mildew-resistant, paintable silicone sealant that stays flexible through seasonal changes, OSI Quad Max Black Silicone Caulk Sealant is built to deliver reliable performance year after year.\u003c\/p\u003e \u003cp\u003eRecommended use cases include weatherproofing exterior doorframes, sealing window perimeters, and caulking siding joints where movement is expected. Ideal for DIY projects or professional renovations, this sealant helps you achieve a clean, professional finish without sacrificing flexibility or moisture resistance.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Osi","offers":[{"title":"Default Title","offer_id":52181677703442,"sku":"1036736","price":13.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0928\/1024\/8466\/files\/1036736_A.eps_High.jpg?v=1775679216","url":"https:\/\/nationalhardwaregroup.com\/products\/osi-quad-max-black-silicone-door-siding-window-caulk-sealant-9-5-oz","provider":"National Hardware Group","version":"1.0","type":"link"}