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Design Air is a 45 year old trusted HVAC Company serving the GTA. Our people and services are simply the Best! Located at Yonge and Steeles, we service furnaces, air conditioners, ...
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97 Doncaster Ave, Thornhill, ON L3T 1L6
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11 Townsgate Dr, Thornhill, ON L4J 8G4
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140 Doncaster Avenue, Thornhill, ON L3T 1L3
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Furnaces, Air Conditioners, Air Filters, Humidifiers, Dehumidifiers, Boilers, Ductless A/C, Ductwork, Duct Cleaning, Thermostats, Ventilation, Radiant Floor Heating, Hot Water Heaters, HRV, ERV, Arzel Zoning, Tankless Water Heaters, Space Pak Cooling, Airflow Balancing, Infra-red House Inspections
226 Patricia Ave, North York, ON M2M 1J5
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Commercial & Industrial
115 Doncaster Ave, Thornhill, ON L3T 1L6
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140 Doncaster Ave, Thornhill, ON L3T 1L3
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certified used car