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Twin Wall   ( Wall Sleave 45% Adjustible)   6" - Flying Dutchman Stores

Twin Wall ( Wall Sleave 45% Adjustible) 6"

The Adjustable Wall Sleeve is used to protect the chimney in the wall passage when the flue system passes to the outside wall. The gap bewteen the flue and the Wall Sleeve can be filled with rockwool. This Wall Sleeve is precut at 45°, and is adjustable so it can be manually extended within wall.

For use on solid fuel and gas/oil appliances. eg: woodstoves, gas coal effect fires, oil boiler and any solid fuel appliances.

TWPro and KC are HETAS Approved and is CE marked.
Designation Number
EN1856-1 T600 N1 D V2 L50040 G60.


TWPro and KC Twin Wall Insulated Chimney parts are secured together by using a Locking Band.
Make sure that you keep the required distance from the outside of the flue to any combustible material (wood, plaster board).


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