Air Admittance Valve Overall Diameter 4 7/8 in Shape Round Product Type Air Admittance Valve Includes - Standards ANSI/ASSE 1050 ANSI/ASSE 1051 Finish Plastic Gauge - Overall Length 5 1/4 in Material Plastic Silicone Color White Overall Height 5 1/4 in Ligature Resistant No Fits Pipe Size 3 in 4 in Fits Drain Size 3 in 4 in Connection Type Slip