Prepare For Battle
OSI products are specifically forumlated for pro use and superior performance for all your toughest jobs
Discover mother nature’s worst nightmare: OSI QUAD MAX. Acting as the first line of defense against the elements, OSI QUAD MAX (1868684) Window, Door & Siding Sealant delivers the toughness needed to make a job last. Designed for sealing around exterior/interior windows, doors and siding, QUAD MAX is a paintable caulk that bonds to a wide variety of materials such as fiber cement, cedar, brick, stone, coated aluminum, fiberglass, vinyl, PVC, stucco, EIFS, wood, glass, and flashing tapes and Kynar coatings. With proven wet and cold surface application and enhanced resistance to UV and hot and cold weather, OSI QUAD MAX is the versatile and durable caulking choice for professional contractors. OSI QUAD MAX has a fast 24-hour cure and can be painted in 1 hour (dependent on temperature, humidity, and depth of sealant applied). The best window, door and siding sealant OSI offers, QUAD MAX is flexible with 5x stretch and Class 50 Joint Movement capability so you have zero reasons to worry about a job once you’ve done it right the first time.
- Click here to find your exact OSI Color Match
- Strong adhesion to primary window, door and siding building materials
- 100% waterproof with proven wet surface application
- Better flexibility: 5x stretch and Class 50 Joint Movement capability
- Long-term durability in any condition with no shrinkage or bubbling
- 24-hour fast cure for quicker protection and paintable in 1 hour
- Enhanced resistance to UV, dirt, dust, and extreme temperatures (0°F to 140°F)
- Match with any color: Free online OSI color match tool offers a match for 9,200+ manufacturer colors in 6 easy steps
- Quad & Window Door System: Use in conjunction with OSI QUAD Foam and OSI Butyl Flash for the toughest air and moisture barrier to maximize energy efficiency
- OSI offers online and offline resources like best practice guides, installation training, with the OSI Certified Installer Program and the Protect Your Work Siding Application Training programs
- Need help choosing the right Caulk? Click Here for Home Depot's Buying Guide!
- Click Here for the How to Caulk Project Guide
- NOTE: Due to individual screen limitations, colors shown here may not accurately reflect OSI Quad MAX sealant colors.
- California residents see Prop 65 WARNINGS