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Home & Garden / Home Improvement / Heating, Cooling & Air / Other Heating, Cooling & Air
The Aprilaire Feed Tube with Sleeve 4335 is the water feed tube inside the humidifier, which connects the solenoid valve and then to the water distribution tray at the top of the unit. For use with Models 400, 400A, 400M, 500, 500A, 500M, 600, 600A and 600M.