Studor MAXI-VENT® Air Admittance Valve, 3" or 4", Push-Fit, ABS Body/Silicone Membrane

  • Brand: STUDOR®
  • Applicable Standard: IAPMO
The unique design of the STUDOR® MAXI-VENT® provides plumbing ventilation to prevent the loss of water seals in traps without the need for costly roof penetration and vent piping.
  • Features and More


  • Can be Used as an Individual, Branch, Circuit or Stack Vent
  • Will Vent up to 500 DFUS on a Stack
  • Fits 3 Inch with No-Hub Type Coupling
  • Fits 4 Inch with Rubber Gasket Provided
  • Reduces the Number of Fire Stopping Applications
  • Exclusive Vermin Protection System
  • Limited Lifetime Warranty


    Rubber Connector