Features •Flat cover plate with threaded attachment. • Cover plate available in chrome and white as Standard Finishes. Technical Data: Nominal Orifice Size: ½-inch (15mm) Thread Size: 1-inch NPT per ANSI B2.1 or ISO 7-1 R1 Nominal K Factor: 5.6 (80 metric) Maximum Working Pressure: 175 psi (12 bar) – 100% factory hydrostatically tested to 500 psi (34.5 bar)