10.3 Oz Gray High-temp Fireplace Mortar - Ready-to-use Heat-resistant Masonry Cement For Fireplaces & Stoves

Introducing the 10.3 oz Gray High-Temperature Fireplace Mortar, a durable, ready-to-use cement engineered for extreme heat. Its gray, masonry-grade formula bonds firebrick and metal surfaces with ease, and it arrives in a convenient cartridge for precise application. Built to withstand temperatures up to 2000°F, this mortar is ideal for fireplaces, wood stoves, and other high-heat installations. The smooth, ready-to-use consistency helps you seal gaps and restore joints quickly, delivering dependable performance over time.

Benefits at a glance: This high-temperature mortar protects masonry from heat stress, minimizes cracks, and simplifies maintenance of heating appliances, saving time and effort during repairs.

• Size: 10.3-ounce cartridge for clean, precise application of heat-resistant cement
• Color: Gray finish blends with common firebrick and masonry surfaces
• Type: Ready-to-Use, high-temperature mortar—no mixing required for fast repairs
• Max Temperature: Withstands up to 2000°F, making it suitable for fireplaces, stoves, chimneys, and boilers
• Versatility: Bonds masonry and metals, patches cracked firebrick and mortar joints, and secures furnace or ductwork connections (Note: Cap not included)

Why choose this high-temperature mortar? Engineered for reliability, it delivers durable repairs that endure repeated heating cycles. Its cartridge form keeps the application tidy, reduces waste, and supports both DIY enthusiasts and professional contractors in maintaining safe, efficient fireplaces and stoves.