Used to connect double wall stove pipe to an existing masonry chimney or a relined masonry chimney with stainless steel liner. • Easy-to-connect parts to simplify installation. • The stainless-steel wall features an exclusive thermal weave that promotes even airflow and lower outer wall temperatures. • Metallic black powder coat, which gives a good aesthetic appearance and helps to resist corrosion. • Laser welding: the different parts of the connection system are assembled by laser welding. This provides discreet, solid and durable joints. • Complies with NFPA 211, CSA B365, UL 103 HT and ULCS629 Standards. **Dimensions** AØ : 6" BØ : 6.75" CØ : 14.16" D : 12" E : 2.5" F : 2"