Please be aware orders placed now may not arrive in time for Christmas, please check delivery times.
OSI Quad Window, Door and Siding Sealant 10 fl oz
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-inch 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 nature’s worst
OSI Support and Training: OSI offers online and offline resources like best practice guides, installation training, to make it last longer