Product details:
The DuraVent 6FSFLEX-25FasNSeal 6 diameter Flex 25ft chimney flex pipe has a unique mechanical locking band and triple-lipped gaskets for easy installation. This flex pipe is to vent Category II,III and IV gas burning appliances. It is recommended to be only with FasNSeal components only. (Please note that this product can ONLY be in vertical or near vertical runs) Silicone affects the performance and the durability of steel pipes. Products under the FasNSeal series by DuraVent are silicone-free. This latest designed technology enables these products to last a longer time and reduce the chance of malfunction or ventilation system breakdown. The welded seams guarantee leak-free products. For more than 50 years, DuraVent (formerly known as Simpson-DuraVent) has been trusted in the ventilation production through constant advancement of breakthroughs in commodity improvement and development.
