National Chimney Insert Boot

The National Chimney Insert Boot is a durable stainless steel insert adapter designed to create a secure connection between a chimney liner and fireplace insert exhaust vent. Manufactured from premium 24-gauge 304 stainless steel, it offers excellent corrosion resistance, strength, and long-term performance for chimney relining and venting applications.

Engineered for compatibility with most fireplace inserts, this chimney insert boot easily attaches to rigid pipe or flexible chimney liner systems using a coupler. Ideal for wood, pellet, and other insert installations, it provides a reliable transition point that helps ensure safe, efficient exhaust venting and professional-grade chimney system performance.

Warranty

• Limited Lifetime Warranty