Akfix Heat Fighter Black Fireplace Sealant - 2700 °F (2x10.1 oz.) - Heat Resistant Fireplace Stove Caulk for Chimneys, Ovens, Grills, Wood Stoves | Non-Flammable, Quick-Drying & Paintable Cartridge
Product details
| Management number | 215645964 | Release Date | 2026/04/12 | List Price | $16.00 | Model Number | 215645964 | ||
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- Withstands Extreme Heat Up to 2700°F: Built for direct flame contact. Ideal for sealing and insulating fireplaces, stoves, ovens, chimneys, and furnace joints.
- Excellent Adhesion on Porous Surfaces: Sticks securely to brick, concrete, stone, and metal. No cracking or fragmentation after curing.
- Fast Skin Formation & Smooth Application: Skins over in just 3 to 5 minutes. Easily shaped using a putty knife or caulk tool for clean, professional results.
- Seals Gaps & Cracks in High-Heat Zones: Perfect for fireplace doors, stove pipes, flue connections, and any static joints exposed to high temperatures.
- Low Odor & Indoor Safe: Low odor formula is safe for indoor use. After initial heating to 482°F, the cured sealant turns dark grey and hardens permanently.
| Color | Dark Grey |
|---|---|
| Item Form | Paste |
| Brand Name | Akfix |
| Unit Count | 2.0 Count |
| Manufacturer | Akfix |
| Material Type | Sodium Silicate |
| Included Components | 2x Akfix 1500 Sealant |
| Initial Hardening Time | 3 Minutes |
| Surface Recommendation | Indoor, Outdoor |
| Water Resistance Level | Not Water Resistant |
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