OSI Quad Max Navajo Beige Elastomeric Polymers Caulk Sealant is built for real-world sealing that moves with your home. This 9.5 oz cartridge delivers a paintable, permanently flexible seal that stands up to moisture and everyday wear—indoors and outdoors—without cracking or sagging.
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Permanent flexibility: Elastomeric polymer technology stretches and contracts with temperature changes and substrate movement to keep joints sealed for the long haul.
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Moisture and mildew resistance: Designed to resist damp environments, making it ideal for bathrooms, kitchens, basements, and exterior joints where moisture is a constant factor.
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Paintable finish: Wait-free color integration—paint over the cured seal to perfectly match or refresh your décor.
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Indoor and outdoor versatility: Suitable for windows, doors, siding, and other joints that endure sun, rain, and seasonal shifts.
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Neutral Navajo Beige: A timeless tone intended to blend with a wide range of neutral palettes while remaining adaptable to various design schemes.
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Effortless packaging: Standard cartridge format pairs with a familiar caulk gun for quick, precise application.
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Elastomeric polymer formula: Provides a durable, flexible seal that outlasts ordinary acrylic or silicone in many common applications.
This sealant answers common homeowner and contractor questions: Can I use it in damp areas? Yes—moisture resistance helps protect joints in showers, tubs, and exterior installations. Will I be able to paint over it? Yes—it's paintable to match your wall or trim. Is it flexible enough to handle building movement? Absolutely—the elastomeric polymers remain flexible over time, reducing the risk of cracks along the joint.
Who benefits most
- Homeowners tackling bathroom remodels, window/door assemblies, or exterior siding gaps.
- DIY enthusiasts seeking a reliable, paintable sealant that resists mildew.
- Professionals needing a versatile sealant for indoor/outdoor projects with long-term performance.
Use cases and scenarios
Seal around bathtubs, showers, sinks, and tile edges where moisture is a concern; protect exterior gaps around siding, foundations, and skylights; fill expansion joints in concrete and masonry where movement occurs with seasonal changes. The Navajo Beige color helps your joints blend neatly into neutral interior palettes while maintaining a professional, seamless look on exterior finishes.
How to apply (quick tips)
- Clean and dry the joint before application for optimal adhesion.
- Cut the nozzle to the desired bead size and load the cartridge into a standard caulk gun.
- Apply a steady, continuous bead, then smooth with a caulking tool or damp finger for a clean finish.
- Allow curing per the product label and protect the seam from moisture during the curing period.
Specifications at a glance
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Product Type: Caulk Sealant (Elastomeric Polymers)
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Brand: OSI
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Sub Brand: Quad Max
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Color: Navajo Beige
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Container Size: 9.5 oz
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Coverage Area: 29.1
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Indoor/Outdoor: Indoor and Outdoor
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Moisture Resistant: Yes
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Mildew Resistant: Yes
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Paintable: Yes
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Fire and High Heat Resistant: No