Chimney Conversion Kit "A" & "B" Kit A Includes: 6" Chimney Inlet Connector, 6" Chimney Outlet Connector, and screw pack. Kit B Includes: 8" Chimney Inlet Connector, 8" Chimney Outlet Connector, and screw pack. Connect to a 6" I.D. or 8" I.D. Class A chimney using Selkirk aluminum Flexi-Liner (sold separately). Masonry Chimney Conversion Kit Chimney Inlet Adapter, Chimney Outlet Adapter, and Flashing. Connect to a masonry chimney using Selkirk aluminum Flexi-Liner (sold separately). Direct-Temp PelletDirect-Temp / Pellet is a revolutionary, high performance venting system. This one-of-a-kind concentric system is two vents in one. The single pipe design integrates both fresh air intake and flue gas exhaust for Pellet applications. Direct-Temp / Pellet is ideal for both sidewall and through-the-roof venting solutions. DT/Pellet components are used in conjunction with DT/Gas pipe lengths and all Selkirk Pellet systems. Selkirk’s proprietary siliconized fiberglass seal adds an extra layer of protection to prevent joint leakage of any fly ash and combustion products. 304 Stainless Steel Inner Liner Galvanized Outer Wall Available unpainted or with a Matte Black finish Siliconized fiberglass seal - No sealant required Coaxial System LockTab® security Pipe rotates 360° easily to align system components Variety of vertical and horizontal terminations Smart Choice Warranty on all components Product Code Part No Size 4DT-CCKA 1604631 4-Inch (Chimney Conversion Kit - A) 4DT-CCKB 1604635 4-Inch (Chimney Conversion Kit - B) 4DT-MCK 1604630 4-Inch (Masonry Chimney Conversion Kit) CA Residents: See Prop 65 WARNING. Warranty Lifetime Limited Warranty Refer to the Smart Choice Warranty for full warranty details. Downloads Download Product Catalog Download DT Conversion Kits Instructions Download DT Convert to UPP Pellet Instructions Download DT Convert to VP Pellet Instructions Download Smart Choice Warranty Information Download Product List (Direct-Temp for Pellet)