Standpipes are used for connecting to the mains water supply by screwing the standpipe into an underground hydrant valve.
The standpipes are supplied with a 2 ½” British Round Thread Female inlet and a 2 ½” instantaneous Female single twist outlet.
 
Dimensions:
Width: 270mm
Height: 910mm
The use of a standpipe key and bar is required with the standpipes to open the valve on the underground hydrants.