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oil-free formula keeps water clear and skin moisturized while remaining safe for all spa systems—all year round
delivers stable illumination around water features
delivering reliable bump action
Small in size but big on character
Dolphin SF40
Hayward 250K Negative Pressure Indoor Vent Adapter For Heaters UHXNEGVT12506 Water pH oil-free formula keeps water clearHayward 250K Negative Pressure Indoor Vent Adapter For Heaters UHXNEGVT12506 Intro Meet the Hayward 250K Negative Pressure Indoor Vent Adapter (UHXNEGVT12506), a purpose built accessory that enables safe indoor venting for compatible Hayward heaters. It supports both negative and positive pressure venting, giving installers flexibility to fit horizontal or vertical terminations and budget constraints. For indoor configurations, Table 2 outlines the
