Check the listing for details. Infusion Venturi Return Line Fitting (VRFTHWH). Condition: New. Listed at 28.99 USD. Save time, energy, and money with Infusion Venturi return line fittings. These jets feature an advanced design that enhances water circulation for improved chemical and heat distribution, allow you to target far reaching spots, and they can be turned upwards to create a unique water feature in your swimming pool. Features: Maximize efficiency of skimmers & automatic pool cleaners Target dead spots, steps, and benches, eliminating algae build-up Sweep debris towards the main drain Provide increased flow to complement variable & multi-speed pumps Pulls warm surface water to the bottom of the pool resulting in more efficient overall heating Increases circulation so you can run your pump less hours Available in white:1.5 inch Threaded, Standard Slip, and Self-Align Slip.