Studor - 20302 - Maxi-Vent 3-Inch to 4-Inch Air Admittance Valve … Water Heater Automatic voltage selection operates from

Automatic voltage selection operates from 100VAC-240VAC

sweat connection

Quick-Clip gutter bracket and 1/2-inch conduit adapter mounting options

and overcurrent protection

Always follow proper installation guidelines and check valve requirements

Studor - 20302 - Maxi-Vent 3-Inch to 4-Inch Air Admittance Valve … Water Heater Automatic voltage selection operates fromBrand: STUDOR by IPS Corporation Manufacturer Part Number: 20302 Big Frog Supply SKU: 20302 Product Overview The STUDOR Maxi Vent 20302 is an air admittance valve for compatible 3 inch and 4 inch drain, waste, and vent systems. It can serve as an individual, branch, circuit, or stack vent where approved by the applicable plumbing code. When a fixture discharges and creates negative pressure in the drainage system, the one way valve opens to admit air.