KC Twin Wall Flue System - 200mm Internal Diameter
KW Pro is a high quality, stainless steel, twin wall flue systems. Designed for use on gas and oil burning appliances, along with coal and wood burning stoves. It has a maximum operating temperature of 600°C and comes with a 25 year warranty.
125mm and 150mm Diameters - KW Pro
Minimum 50mm to Combustibles - EN1856-1 T600 N1 D V2 L50040 G50.
175mm and 200mm Diameters - KC
Minimum 60mm to Combustibles - EN1856-1 T600 N1 D V2 L50040 G60.