Keystone Mechanical Group

Phone   416-782-3500
Fax   416-782-3600
Business Hours: Monday - Friday: 8:00am - 5:00pm, Saturday: 9:30am - 3:00pm

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Keystone Mechanical Group

Keystone Mechanical Group is a Heating, Air Conditioning, and Ventilation Company located in Woodbridge, Ontario. Domenic D'Agostino is Keystone's founder and CEO. The company serves Vaughan and the Greater Toronto Area.

30 Apex Rd., Toronto, Ontario, Canada, M6A 2V2

Recent Posts:

Have your air conditioner and furnace maintenance performed annually - avoid costly repairs due to dirty filters etc.

Consider a HEPA filter in your home for cleaner air quality! Helps removes pollen, dust, pet dander, smoke (from cooking or smoking)

Is your house not cool enough? Maybe you have a leak that you are not aware of in your A/C system?

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