Emaux 88281550 1-1/2" 6-Way Top Mount Valve - This 6-Way Top Mount Valve is for use with MFV Series, T Series and TMG Series 500/650 filters. The turn-lock lid allows for tool-free servicing. It includes a pressure gauge and three unions (1-1/2" each). The valve has an 122 degrees Fahrenheit maximum water pressure and 400 kPa, 58 PSI, 4 bar maximum working pressure.