Category 3 Stainless Steel Vent Pipe

High quality category iii stainless steel exhaust piping.
Category 3 stainless steel vent pipe. Al29 4c category iii venting for use with thankless water heaters manufacturer. Z vent is now manufactured utilizing a fail safe gasket connection. These vent systems must be constructed of al29 4c stainless steel contain gaskets for sealing and have a built in mechanical locking band among other requirements. Made of al29 4c super ferritic stainless steel.
Made of al29 4c super ferritic stainless steel. Given the potential safety hazard of carbon monoxide building up. 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 iii piping systems cannot be joined with category i gravity vented piping systems.
Zflex cat 3 stainless flue pipe 4 inch. Vent pipe stainless steel cat iii 4 in. Z vent is manufactured using al29 4c advanced ferritic stainless steel with unmatched corrosion resistance for use with condensing furnaces and boilers. In a category iii venting system if there is a leak in the venting system flue gas will flow from the flue pipe into the space.
Novavent z flex is the perfect venting choice for the gas tankless water heaters and gas boilers that require 3 cat iii stainless steel venting. These vent systems must be constructed of al29 4c stainless steel contain gaskets for sealing and have a built in mechanical locking band among other requirements. When compared to plastic and other resin based materials used for venting systems novavent displays considerably lower thermal expansion and contraction making it much more resistance to stress corrosion cracking. Novavent z flex is the perfect venting choice for the gas tankless water heaters and gas boilers that require 4 cat iii catergory 3 stainless steel venting.
No sealant is required. Your headquarters for double wall vent pipe stainless al29 4c category iii. 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.