What size ac return do I need for a 2 1/2 ton system

russd Posts: 1, Reputation: 1

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Aug 11, 2012, 02:41 PM

What size ac return do I need for a 2 1/2 ton system

I want to run a return line for my first floor a/c. the return currently is joined with the second floor and not efficient . What size flex and return grill would be required?

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