These Wall Brackets provide an extensive selection of distances a flue system can be held from the wall; 50-80mm, 80-130mm, 130-210mm and 210-420mm. Stainless Adjustable Wall Brackets for Twin Wall Flue System.
High Strength Chimney Pipe Brackets Adjustable Stainless Steel Wall Support
Pellet Stove Wall Thimble, Stainless Steel Wall Thimble with Direct Ventilation, Double Walled Stainless Steel Thimble, Fireproof 2.36 Inch Direct Temperature Wall Thimble, Insulated Inner Wall
Heavy Duty 1 Inch Pipe Strap Clamps - Pack of 10 Stainless Steel U-Brackets
Stainless Steel Wall Bracket Adjustable Support 130-210mm Twin Wall Flue Pipe
Flue Pipe Adjustable Bracket 80mm-130mm Twin Wall Stainless Steel Wall Support