



🔥 Seal the deal with confidence—because your projects deserve the strongest bond! 🛠️
The 31314 High Temperature RTV Silicone Gasket Maker and Sealant by J-B Weld is a professional-grade, red RTV silicone designed to withstand continuous temperatures up to 550ºF and intermittent spikes to 650ºF. It cures with air moisture to form a tough, waterproof, crack-resistant seal ideal for automotive and mechanical applications. Lightweight and easy to use, it delivers a durable, weatherproof gasket that professionals and DIYers trust for reliable, long-lasting repairs.









| Manufacturer | JBWeld |
| Brand | J-B Weld |
| Model | 31314 |
| Product Dimensions | 5 x 4 x 16 cm; 90 g |
| Item model number | 31314 |
| Exterior | Painted |
| Manufacturer part number | 31314 |
| Special Features | Crack Resistant, Strong, Waterproof |
| Item Weight | 90 g |
Trustpilot
1 month ago
2 months ago