Koarte beskriuwing:

Namme: Single Orifice Automatic Air Valves, Threaded End, UL FM-goedkarring 1.Standard: Conforms to BS EN1074-4: 2000 2.NPT / BSP Threaded end 3.Material: Ductile Iron 4.Normal Pressure: PN10/16/Class 125 5. Grutte: 1/2"-1"