Infusion Pool 2" Glueless Venturi Inlet Fitting [Lt Gray] (VRFSAS2LG) mundial The Spa Components flo thru housing The Spa Components flo thru housing is designed for compatible 2 inch by 15 inch heater applications where the housing section itself needs to be replaced That helps improve the finished quality of the repair without requiring broader electrical replacement than necessary A properly selected Infusion Pool fitting contributes to dependable return side function and better overall replacement accuracy That helps restore the return point with a direct fit replacement rather than unnecessary wider plumbing changes