HeatShield Products

HeatShield is the industry-leading solution for chimney flue liner repair and restoration. Our cerfractory products are engineered to seal cracks, restore structural integrity, and bring deteriorated flue liners back to code — without the cost of a full reline.

• Repairs cracks and spalling in clay tile and masonry flue liners
• Restores flue to proper draft and safe operation
• Lab-tested and field-proven for wood-burning and gas appliances
• Used by professional chimney sweeps nationwide

If you're a homeowner, search for a certified chimney professional to install HeatShield products that deliver a durable, cost-effective alternative to full liner replacement.