Work Completed Date: February 29, 2012 Hire Again: Yes Approximate Cost: $7,200.00 They put in an Air Conditioner, water heater and a furnace. They also put a new thermostat, air filtration system and a humidifier. They did very good work. They took care of my property. They put these sheets on top of everything so that they didn’t make a mess coming in and out.