Half-gallon Gray Furnace Cement For Fireplaces — Model 1355 | High-temp Repair Mortar

Presenting the half gallon gray furnace cement and fireplace mortar for indoor heating repairs. This pre mixed, high temperature silicate mortar is ready to apply and engineered to endure extreme heat. It delivers a strong bond for masonry and metal surfaces, making it ideal for patching cracked firebrick and mortar, re setting furnaces, stoves, chimney collars, boilers, and duct work. Note that this cement is not suitable for outdoor use.

With its heat resistant formula, this gray cement ensures durable performance in demanding heating environments. It helps seal joints, restore structural integrity, and extend the life of heating appliances without fuss. The pre mixed formula saves time and reduces mess, making repairs quicker for homeowners, contractors, and DIY enthusiasts alike.

• Feature 1: Temperature Resistance This high temperature furnace cement withstands up to 2000 degrees Fahrenheit, ideal for fireplaces, furnaces, and stoves.
• Feature 2: Ready to Use Pre mixed and ready to apply as a fireplace mortar, eliminating on site mixing.
• Feature 3: Bonding Versatility Excellent adhesion to masonry and metal surfaces for durable repairs around heating components.
• Feature 4: Patch and Set Perfect for patching cracked firebrick and mortar and for re setting furnaces, stoves, chimney collars, boilers, and duct work.
• Feature 5: Cure and Finish Paintable after full cure; cure time of 24 hours at 60 degrees Fahrenheit; indoor use only.

Why This Indoor Furnace Cement Stands Out: This product delivers reliable heat tolerance and easy application for indoor heating systems. It creates a solid seal that protects against heat related damage, while a paintable finish lets you blend repairs with your decor. Designed for indoor use only, it supports safe, long lasting performance in fireplaces, stoves, and other heating equipment.