We have one zone but two returns. Is there an additional charge because of that 2nd return?
Roberta C. asked on Sep 27, 2013
Very sorry for the delay! The Groupon will cover all supply ducts and one return air leading to one unit. For a price quote for the additional return, please call Indoor Air of America at (800) 748-5321.
Brette V. from Groupon replied on Sep 30, 2013