Marine Systems, Inc. "Y" adapter is the perfect accessory or replacement part to ensure proper and efficient flow of your conditioned air. Available in many sizes. With 2 inlet types (Adapter, Hose), 3 shapes (T, Y and P), 7 inlet sizes (3"-9"), 7 outlet sizes (2"-8") and our exclusive internal air director, our AirDividers have no competition.  Please choose your size from the drop box located above.  Adapter "Y" is used directly with the air unit discharge fitting (AY) duct hose "Y"=(HY).  Price will very on larger sizes.  Call 419-625-0605 or email boatdoc@marinediscounters.com with questions.  Allow 7-10 days on larger sizes.  The first number is the inlet and the other 2 are discharges.

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