Sinlge Wall to Twin wall adpters. Used as a vertical or horizontal connection between chimney lengths and connector pipe or to connect directly to an appliance.
Instead, you may need an increasing Adapter such as wehn connecting a 5" flue collar to 6" Twin Wall.
Straights Lengths & Bends of Stainless Steel Twin Wall Flue.
Also incuded here are Tee Twin Wall Joints.
Wall bands, Attic Supports, Adjustable Supports etc for twin Wall Flue.
Cowls and Flashings for Twin Wall Flue.
Cosmetic Rings & Decor Rings for twin Wall Flue final touches.