Hex Valve produces a complete line of three valve instrument manifolds which combines two block valves and one equalizing valve in a single compact assembly.

PM45/46 Series: for in-line, thread by thread installations
PM53 Series: single flanged for mounting to a remotely located differential pressure transmitter
PM54 Series: double flanged for direct mounting to the orifice flange or for remote transmitter locations
PM51 Series: direct mounted compact wafer valve