5″(130mm) twin wall flue: 5″(130mm) inside diameter, 7″(180mm) outside diameter
6″(150mm) twin wall flue: 6″(150mm) inside diameter, 8″(200mm) outside diameter
7″(180mm) twin wall flue: 7″(180mm) inside diameter, 9″(230mm) outside diameter
8″(200mm) twin wall flue: 8″(200mm) inside diameter, 10″(250mm) outside diameter
|Item:||Bottom cover (Adapter from single wall to twin wall flues)|
|Inner Material:||316 Stainless Steel – 0.50mm thick|
|Outer Material:||304 Stainless Steel – 0.50mm thick|
|Fuels:||Wood, Oil, Gas, Low sulpher coal|
|Approvals:||HETAS / CE|
|Distance to Combustibles:||60mm|
For use on solid fuel, gas & oil appliances.
Outer skin is made from 304 grade stainless steel and is 0.5mm thick. The Inner skin is made from 316 grade stainless steel and is 0.5mm thick. Insulation with mineral wool is injected into the chimneys giving a density of 180kg/m3 and is 25 mm thick. All parts are fully welded. Distance to combustibles is 60mm.
HETAS Approved and is CE marked.
This adaptor is used to connect from single wall flue to twin wall insulated flue, when fitting you should make joint with a fire cement.
Twin Wall flue parts are secured together by using a clamp (supplied).
Make sure that you keep a distance of 60mm from the outside of the flue to any combustible material (wood, plaster board).