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Hercules 100% silicone plumbers caulk is a high-quality professional grade sealant. It has excellent adhesion to most porous and non-porous substrates including wood, glass, porcelain, tile, or grout, metals, most plastics and many other materials. It provides a flexible, durable, and UV resistant seal that is waterproof and water tight.

Flows easily from the resealable tube or cartridge, tools easily, is tack-free in 30 minutes and completely cured in 24 hours. Durable to last ten years. Working temperature ranges from -75°F to 450°F. Hercules 100% silicone plumbers caulk will not crack or crumble, doesn't shrink and is mildew resistant.
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10.1 oz.




Siliconized Acrylic Latex


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