Rotating Anti Downdraught Cowl / 150mm
**TW-Pro is not compatible with any other brand of twinwall chimney system**
150mm / 6" diameter TW Pro Twin Wall Insulated Chimney System Anti Downdraught / Draught Increasing Cowl.
Includes a locking band.
Wind driven revolving chimney cowl. Used where there are problems with downdraught; or simply to increase the upward draught where the flue does not produce the required negative pressure. Creates a vortex (from the spinning vanes on the cowl) and draws the gases upwards.
WE SUGGEST YOU SURVEY THE HEIGHT OF THE CHIMNEY RELATIVE TO THE ROOF OR ADJACENT BUILDINGS BEFORE OPTING FOR THIS PRODUCT AS IT MAY NOT ALWAYS PRODUCE THE DESIRED RESULT.
NOTE – The 150 diameter referred to in twin wall chimneys is the internal diameter - the external diameter is 200mm and is not used to describe the part.
For use on solid fuel, gas or oil appliances.
Insulation: compressed rockwool.
All parts fully welded.
Distance to combustibles is 60mm. (e.g. wood, plaster board).
TW Pro is HETAS Approved and is CE marked.
TW Pro Twin Wall Insulated Chimney parts are secured together by using a Locking Band.
|Diameter||150mm internal / 200mm External|
|CE Certification||EN1856-1 T600 N1 D V2 L50040 G50|
|Inner Material||316L Stainless Steel - 0.40mm thick|
|Outer Material||304 Stainless Steel - 0.40mm thick|