12" Draft Damper

Our Price: £200.04 Incl. VAT: £240.05

Availability: In stock

Product Code: TWDD12

12" Draft Damper



 Twin wall Warranty

12" Draft Damper is used to control the draught within the chimney. This is made up of a 300mm straight length of twin wall pipe with an integrated damper.
Made from 304 Stainless Steel outer and 316 Stainless Steel inner. It is fully welded and has CE approval.
(Please Note: We base all of our twin wall system on the internal diameter Measurement)


Same day dispatch if ordered before 2pm



Twin Wall draft damper


View Our Installation Guides:

Bungalow Internal Installation

Bungalow Installation guide

External House Installations

External Installation

Straight Internal Installation

Ventilation Installations


Our twin wall insulated is a simple push-fit  joint system. Build your system by placing each piece on top of the previous and push together to make the join. This is the simplest system to construct on the market today.


Building Regulations

Download Building Regulations Document J (effective October 2010) below

Download Document J

(Right click link, then select "save file as..")