Studor - 20302 - Maxi-Vent 3-Inch to 4-Inch Air Admittance Valve … Features_On-Surface Protect your investment and ensure

Protect your investment and ensure flawless performance with the Rain Bird PRB-100 1" Basket Filter with Built-In Pressure Regulator and Screen

SKU: 3935AX6

•Over the stud application offers the industry’s strongest installation Fast

It is identified for the Infinity Series XL

perfect for sump pits with limited diameter (as small as 10

Studor - 20302 - Maxi-Vent 3-Inch to 4-Inch Air Admittance Valve … Features_On-Surface Protect your investment and ensureBrand: 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.