Category iii vent pipe al29 4c for use in boilers tankless water heaters pool heaters and other appliances requiring category iii stainless vent pipe or category 3 vent pipe.
Category 3 gas vent pipe.
Use standard venting masonry or type b vent.
Ansi category i ii ii and iv appliances.
Category iii combustion efficiency 83 or less use only pressurizable vent as specified by manufacturer.
Category iii refers to positive vent pressure which is created by exhaust blowers in unit heaters.
Category iii piping systems cannot be joined with category i gravity vented piping systems.
Boilers water heaters and furnaces.
New fusion welded piper seams for a smoother finish and.
Oem specified and ul listed special gas vent for category ii iii and iv heating equipment.
High quality category iii stainless steel exhaust piping.
Category iv combustion efficiency over 87.
Category ii combustion efficiency over 83 use only special condensing service vent as specified by manufacturer.
Time tested installations throughout north america and globally.
Zflex cat 3 stainless flue pipe 4 inch.
Z vent is manufactured using al29 4c advanced ferritic stainless steel with unmatched corrosion resistance for use with condensing furnaces and boilers.
Kits in this category include those designed for natural draft appliances using gas oil or wood.
Compatible with all types of z vent and z flex.
Made of al 294c stainless steel.
In a category iii venting system if there is a.
As well as those suitable for category i gas fired appliances with b vent or appliances with a draft hood.
Gas vent pipes special gas vent for category ii iii iv heating equipment z vent is designed for use with tankless water heaters standard water heaters both residential and commercial applications and boilers as well as high efficiency furnaces and pool heaters.
Heatfab nbsp is the leading manufacturer of high quality venting systems for special gas vent applications specified by oems for nbsp over 20 years.
Z vent was developed in the early 1980s and has thousands of field installations to date.
Our nbsp saf t vent reg nbsp line of products are perfect for your commercial and industrial needs.
Ameri vent chimney liner kits are designed to allow you to easily line masonry chimneys.
Z vent is approved as a replacement for high temperature plastic vent.
In short it is a us standard for gas venting systems required in category iii applications.
Category iii piping systems operate with positive vent pressure and are sealed by the high temperature seals and locking devices built into the category iii approved vent pipe.
