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Lead Free: NO. 3/4 IN Automatic Vent Valve, Brass. This 3/4 inch automatic vent valve is used in commercial and residential hydronic heating applications to provide automatic air venting for hot or cold water distribution systems.
Watts Series FV-4M1-3/4 Automatic Air Vent Valves provide automatic air venting for hot or cold water distribution systems. These vents purge air that may be in the water system. The vent valve utilizes a float to actuate the valve plug which is located at the top of the valve.
Allow air to enter DWV systems to equalize pressure when water drains out of the system; eliminate the need for costly roof penetrations and vent piping. 1ATD5 vents up to 500 DFUs on a stack; 1ATD6 vents up to 160 DFUs on a branch and up to 24 DFUs on a stack. 15W940 has a replaceable cabon filter to reduce plumbing drainage system odors.
Buy the Flamco Flexvent 3/4" Automatic Air Vent from Complete Pump Supplies. With high efficiency and guaranteed operation, get next day delivery.
3/4" FV-4M1 Auto Air Vent. Series FV-4M1 Automatic Air Vent Valves provide automatic air venting for hot or cold water distribution systems. These vents purge air that may be in the water system. The vent valve utilizes a float to actuate the valve plug which is located at the top of the valve.
Series FV-4 Automatic Vent Valves are used in commercial and residential hydronic heating applications to provide automatic air venting for hot or cold water distribution systems. It consists of a brass body construction with male NPT connection, brass cover, air vent with silicone rubber seal, polyethylene float with valve plug, and automatic ...
PlumbingSupply.com ® offers auto vents, vent filters, and air admittance valves in various styles and installation types. An air admittance valve may sometimes be used as an alternative to extending a vent through the roof or sidewall to the open atmosphere. Read our FAQ for more information.
