Pentair ETi 250 Indoor Direct Air Intake Kit | 476371 In Floor Cleaning System Parts and some accessories may need

and some accessories may need to be purchased separately

Sundance models)

Venturi Cleaning Boost: Pinholes on the top of the head draw in extra water for a stronger flow — ideal for hard-to-reach areas and pools that need more cleaning power than a standard head delivers

Also confirm there are no tears or large debris gaps

Pentair ETi 250 Indoor Direct Air Intake Kit | 476371 In Floor Cleaning System Parts and some accessories may needPentair ETi 250 Indoor Direct Air Intake Kit 476371 The Pentair ETi 250 Indoor Direct Air Intake Kit (476371) is an accessory designed for the Pentair ETi 250 Series Condensing Gas Heater. This kit allows your ETi 250 heater to safely draw combustion air directly from indoors when its installed in an enclosed or mechanical equipment room, rather than relying on outdoor air sources. It helps ensure proper combustion, efficient operation, and compliance