J-B Weld ExtremeHeat™ Putty, 85g, for High-Temperature Repairs
High-temperature repair putty for metal, exhaust systems, and grills. Resists up to 538°C.
The J-B Weld ExtremeHeat™ Putty is a high-performance metallic compound designed for repairing iron, steel, and metal components exposed to extreme temperatures of up to 1000°F (538°C). Once fully cured, it can be drilled, machined, or sanded, making it ideal for professional and DIY repairs.
This water-based, non-flammable putty contains no solvents or volatile organic compounds (VOCs), ensuring a safer application process. It excels in sealing cracks, small gaps, seam connections, and holes in high-heat environments.
Applications
- Ideal for exhaust manifolds and pipe connections
- Perfect for mufflers and catalytic converters
- Excellent for outdoor grills, fire boxes, and fireplaces
- Suitable for gas and commercial furnaces
- Effective for water heater repairs
Specifications
- Temperature Limit: 538°C
- Setting Time: 1 hour
- Cure Time: 24 hours
- Colour When Dry: Machine Grey
- Size: 85g
- Exhaust manifolds
- Pipe connections
- Mufflers
- Catalytic converters
- Material: Metallic compound
- Temperature Limit: 538°C
- Setting Time: 1 Hour
- Cure Time: 24 Hours
- Colour When Dry: Machine Grey
- Size: 85g
- Weight: 110g
Free standard shipping on U.S. mainland orders. Express shipping options and international shipping available at checkout.
We offer a 30-day money-back guarantee on most products. For defective items, contact us within 14 days for a replacement or refund.
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