Selkirk Sure-Temp Dripless Smoke Pipe Adapter W/Coupler is designed for new installations, providing a reliable connection by twist-locking the coupler on the DSAC into the first section of Model SSII type HT chimney pipe. This adapter is i for connecting either model DS smoke pipe or single wall stove pipe to the SSII type HT insulated chimney pipe. Crafted to slip inside single wall stove pipe, it effectively contains any creosote dripping down the chimney on the inside of the pipe system, enhancing safety and cleanliness. Available in two sizes, the No. 6T-DSAC features a length of 15.75 inches with a bottom outside diameter of 5.94 inches, while the No. 8T-DSAC has the same length but a bottom outside diameter of 7.94 inches. Both models are made from durable stainless steel and are compatible with SSII and DS systems, making them a versatile choice for your chimney setup. Model Number: