Works with Mini-Vent, Tec-Vent or Redi-Vent Air Admittance Valves
Connects to 1-1/2-inch or 2-inch ABS or PVC piping
One-piece construction includes built-in mounting flange and needs no additional framing or support when installed in stud bay
Snap-on grill included; conceals AAV (not included) from view and allows accessibility as required by code
White box (with grill) measures 6-5/8 inches wide by 8 inches high