Ketta SP 054400 Standpipe Contractor basic version - single head 2-1/2 inch BSP(M)Ketta SP 1028. 054400 Standpipe Contractor basic version single head 2 1 2 inch BSP(M) Contractors quality Standpipe built to take the knocks Steel barrel, alloy hydrant base and single non swivel outlet Features: 64 mm alloy hydrant round thread base Standards: SNZ PAS 4505 70mm Instantaneous (BS336 2 1 2 inch Instantaneous) Standard finish is galvanised barrel and elbow painted silvery grey Inlet and outlet of machine finished heat treated aluminium