Standpipes are used to connect to the mains water supply by screwing the standpipe into a underground hydrant valve.
Inlet: 2.5″ BSRT (British Round Thread Female)
Outlet: 1 x 2.5″ Instantaneous Female (Single Twist) to BS 336
Designed in compliance with BS 336:1989
Test Pressure: 250 PSI (17.2 bar)