Arm yourself against the elements with OSI Quad Window, Door & Siding Sealant. OSI Quad Window, Door & Siding Sealant is an all-season formula designed for superior performance on exterior window, door and siding applications, fiber-cement and vinyl siding, PVC trim, and much more. It can be applied to wet or dry surfaces, even at freezing temperatures and, unlike other sealants, it resists dirt and dust collection, yellowing and water washout. OSI Quad bonds without a primer to most common substrates like cedar, painted or stained woods, fiberglass, vinyl, coated aluminum, steel, metal, brick, masonry and concrete. With resistance to UV and extreme temperatures (20 deg F to 120 deg F) and proven wet surface application, OSI Quad is the versatile and durable choice for professional contractors. OSI Quad is self-tooling and once cured is paintable with latex paints. Our color specialists work closely with leading window, door and siding manufacturers to ensure perfect color matches. OSI Quad is composed of elastomeric polymers and high quality synthetic resins. OSI offers an arsenal of adhesives, caulks, and outdoor construction sealants for the true professional. OSI: Tougher Than the Elements.
All-Season Formula: Superior performance and strong adhesion without the need for primer to most materials for an effective air and moisture barrier
Permanently Flexible: Features Class 25 for long-term elasticity and durability in any condition
Match With Any Color: Free online OSI color match tool offers a match for 9,200+ manufacturer colors
Weather Resistant: Tough, rubbery seal resists water, UV, dust, and dirt and will not crack or yellow
Easy Application: With a 4-in. professional spout this self-tooling formula applies smoothly with easy cut-off even on wet or cold surfaces and is paintable after cure
The Professional Choice: Contractor-trusted sealant that makes a job last by providing superior protection against mother natures worst
OSI Support and Training: OSI offers online and offline resources like best practice guides, installation training, to make it last longer