MAT - EDI

Also available in the complete regulator kit SquareOvhKit. The black o-ring is ALREADY installed on the small black valve. See 'Extra Details' tab above. Includes both diaphragms, ball, o-ring, and...

155 PSI Outlet port on the right

(3/4")

To test this part. Run unit, turn off power, remove pressure line from pump. If air leaks from tank, then replace this. If your pressure switch is leaking out of the small bleeder valve on the side...