Disclosed is a pool jet fitting configured to direct flow of water in a closed loop pool pumping filtration system. The pool jet fitting may include a housing, and a valve positioned in the housing. The housing may include a housing body that defines a bore that extends through the housing body. The housing body may include a coupler that is configured to mate with a coupler of a wall mount so as to releasably couple the housing to the wall mount. The valve may be positioned in the bore of the housing and may be configured to receive water flow from a water pump. The valve may define an adjustable opening having a dimension capable of automatically adjusting between a first dimension and a second dimension to facilitate a predetermined outflow velocity of the water received from the pump.