JB Weld 31312 White All-Purpose RTV Silicone Sealant and Adhesive - 3 oz

JB Weld 31312 White All-Purpose RTV Silicone Sealant and Adhesive is a versatile, room temperature vulcanized (RTV) silicone designed for household and mechanical assembly applications. This professional-grade sealant cures when exposed to moisture in the air, forming a durable, waterproof seal that resists mold, mildew, weathering, and cracking.

Key Features:

• Forms a tough, waterproof seal on most surfaces including glass, metal, wood, and porcelain
• Mold and mildew resistant for lasting protection in wet environments
• Sets in 1 hour and fully cures without shrinking or cracking
• Sensor safe formulation - won't damage oxygen sensors or other automotive electronics
• Weather-resistant for both indoor and outdoor applications
• Remains flexible after curing to accommodate movement and vibration

Common Applications: Ideal for sealing tubs and showers, sinks, bathroom fixtures, windows, door frames, moldings, automotive gaskets, marine applications, and general household repairs. The 3-ounce tube provides ample sealant for multiple projects while remaining easy to handle and store.