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Tubular Tee Vent with 1 1/2 o.d. Adapter Tee


Specifics:

  • Studor Redi-Vent with Tubular Adapter
  • Rated up to 20 DFU (Drainage Fixture Unit)
  • Fits 1 1/2" and 1 1/4" Drains
  • Screening on the inside and outside to prevent insects and debris
  • Materials: Vent - ABS valve with silicone membrane, Adapter - ABS or PVC
  • $24.39
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Studor Redi-Vent Air Admittance Valve with Tubular Adapter - Fits 1 1/2" and 1 1/4" Drains


An air admittance valve shall be acceptable as a vent termination for any individual vent, common vent, circuit vent, loop vent and island fixture vent that is provided to prevent siphon-age of a fixture trap. An air admittance valve can be used as an alternative to extending a vent through the roof (or sidewall) to the open atmosphere.

Location:

The air admittance valve shall be located a minimum of 4” above the horizontal branch drain or fixture drain being vented. Each valve should be installed in an accessible location.

Installation:

The valve should be connected to the piping in accordance with the manufacturer’s installation instructions. The valve should be installed in the vertical, upright position after rough-in and pressure testing of the DWV system. A minimum of one vent shall extend to the open atmosphere for ever building drainage system. The valve should not be installed as a vent terminal for any special (chemical) waste system or in supply and return air plenums.

For installation in areas with temperature range between –40 and 150 degrees F.

Features:

  • Screening on the inside and outside of the valve to protect the sealing assembly from insects and debris.
  • Will vent up to 20 DFUs on a horizontal branch and 24 DFUs on a stack.
  • Limited lifetime warranty for replacement of defective valves.

Materials:

  • ABS (acrylonitrile butadiene styrene) valve with silicone membrane
  • ABS or PVC (adaptor)
  • Performance Standards:
  • ANSI/ASSE 1051—2009 single fixture and branch type AAVs
  • ANSI/ASSE 1050—2009 stack type AAVs
  • NSF Standard 14—2009 Plastics Piping System and Components

Code Compliance:

  • International Plumbing Code (IPC)
  • International Residential Code (IRC)
  • Uniform Plumbing Code (UPC Section 301.2 Alternative Materials and Methods
  • National Standard Plumbing Code (NSPC)—Appendix “E”
  • National Plumbing Code of Canada (NPC)

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