Model No. 20380;Air Admittance Valve Studor Recess Box;MROSCS Leaf Class Name Valve Studor Recess Box;Applicable Standard IAPMO, UPC;Used On Item Air Admittance Valve;Used On Model/Brand MINI-VENT, TEC-VENT, REDI-VENT;Includes Grille;Overall Dimension 5-7/8" Width x 3-5/8" Depth x 7-1/8" Height;Packaging Quantity 10 per Case