Infusion VRFTHWH Venturi Return Fitting, Thread - White Replaces Standard Hayward Return Eyeball assembly SP1419 New venturi driven swimming pool return line inlet fitting V-Fittings directional increased flow disrupts sediment from side walls and floor of pool increasing effectiveness of chemicals and swimming pool filters. Infusion's venturi return fittings will save time, money and energy associated with operating and servicing swimming pools while enhancing water quality through increased circulation and improved chemical disbursement Infusion Venturi Return Eyeball Fitting