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

★★★★★ 4.7 88 reviews

US$16.00
Price when purchased online
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US$16.00
Price when purchased online
Free shipping Free 30-day returns

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Product details

Management number 225755865 Release Date 2026/05/09 List Price US$16.00 Model Number 225755865
Category
  • 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.

ASIN B0FXXL6PFJ
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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4.7 out of 5
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88 ratings | 36 reviews
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