Our furnace was making a noise so I called in Enbridge, they turned off the furnace as they said it was not safe...we then went to COSTCO, located at Yonge and Greenlane in Newmarket and there happened to be a salesman, Steve Bentley there selling Lennox Furnaces and Air Conditioning units, he was there on behalf of Costco and Climate Air from Barrie...we told him our problem, this was back on November 17th 2008, the weather was below zero, he said he would come when he finished work that evening, he came and told us the size we needed, he wa... read full review »