Studor 20391 Redi-Vent Air Admittance Valve with Tubular Tee Adapter, 1-1/2-Inch Connection

Product Description Simplify drainage and waste venting with the Studor Redi-Vent Air Admittance Valve. The unique design of the Studor Redi-Vent provides ventilation to prevent the loss of water seals in traps without the need for expensive roof penetration and vent piping. Fits: 1-1/2- to 2.625-inch vent height x 2-inch vent diameter. ABS construction with a temperature rating of -40 to 150 deg F. Dimensions: 6.8125-inch width x 5.78125-inch height. From the Manufacturer This Studor tee-pipe connection is designed specificlly for use with Redi-Vent air admittance valve systems.

• Compact air admittance valve with polypropylene tubular adapter
• Ideal for a single fixture or group of fixtures up to 20 DFUs (drain fixture units) on a branch and 24 DFUs on a stack
• Creates ventilation that prevents the loss of water seals in traps; uses gravity to automatically close seal and prevent circulation of unpleasant bathroom or drain odors
• Fits 1-1/2-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