Karl's Best 100% RTV Silicone - Red

Karl's Best 100% RTV Silicone Caulk Maker seals, bonds & insulates.

• Flexible
• Easy to use
• Water & Weather Proof
• 100% RTV Silicone - Industrial Strength
• Flexible from -60°F to 500°F
• Caulks tubs, sinks, showers & plumbing fixtures
• Seals around windows, doors, tile & marble
• Bonds almost any material