Compact design for tight applications Vents up to 6 DFU's Unique patented ball valve sealing assembly Solvent welds to 1-1/2" or 2" pipe size Limited lifetime warranty for replacement of defective valves Listed to NSF-14 and ASSE 1051 standards Warnock Hershey Listed
- Compact air admittance valve with PVC adapter; ideal for a single fixture or group of fixtures up to 20 DFUs (drain fixture units) on a branch
- Creates ventilation that prevents the loss of water seal in trap
- Uses gravity to automatically close seal and prevent circulation of unpleasant bathroom or drain odors
- Fits 1-1/2-inch and 2-inch piping; temperature rating of -40°F to 150°F (-40°C to 65.6°C); complies to ANSI/ASSE 1050 and 1051; this style air admittance valve is not recognized as a mechanical vent in the International Building Code
- Exclusive vermin protection system keeps out bugs and foreign objects
- Compact air admittance valve with PVC adapter; ideal for a single fixture or group of fixtures up to 20 DFUs (drain fixture units) on a branch
- Creates ventilation that prevents the loss of water seal in trap
- Uses gravity to automatically close seal and prevent circulation of unpleasant bathroom or drain odors
- Fits 1-1/2-inch and 2-inch piping; temperature rating of -40°F to 150°F (-40°C to 65.6°C); complies to ANSI/ASSE 1050 and 1051; this style air admittance valve is not recognized as a mechanical vent in the International Building Code
- Exclusive vermin protection system keeps out bugs and foreign objects
