PAY IT FORWARD CHRISTMAS ENTRY with Swenson Heating & Aire-Flo December 6, 2012 at 8:38am 2013 Swenson Heating & Aire-Flo “ Pay it forward Christmas” Entry   Please Note: Submissions must be Residential, single family homes, owner occupied, with a conventional forced air heating system.  Commercial, multi-family, rental, and mobile homes are not eligible. Hydronic / hot water systems are not eligible. ***SUBMISSION DEADLINE is DECEMBER 23rd, 2013. ( * required...