Duggans Mechanical is a licensed, experienced heating and air conditioning company operating in Collingwood and Wasaga Beach. At Duggans Mechanical we provide expert service and installation of furnaces, air conditioners, thermostats, humidifiers and gas piping. Duggans Mechanical employs licensed gas fitters and refrigeration mechanics operating at an expert level. Call Today for your next furnace maintenance, service or a quote on a new furnace or air conditioner. Your HVAC system requires service and maintenance, Call us to book your maintenance or service. Collingwood and Wasaga Beach is home, we service residential customers, right here where we live.