Residential HVAC Repairs & Maintenance for St. Catharines

J&S is dedicated to the proper service and maintenance of heating, air conditioning and refrigeration systems. We have a highly skilled staff of licensed mechanics and technicians. The dedication, training and expertise of our team ensures every project is successfully completed to your satisfaction. Our reputation is built on exceptional workmanship.


J&S is There When You Need Us – 24 Hours, 7 Days a Week
J&S Heating & Air Conditioning has the knowledge to service all makes and models. As we all know, breakdowns don’t always occur during normal business hours. We are here whenever you need us with 24-hour on-call emergency service available 7 days a week.


J&S Heating & Air Conditioning offers yearly residential maintenance to major appliances as well as replacement for old models and sales of new models. Be sure to call us any time for information about our products and services!

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$25 Off Your First Service Call

We offer heating and cooling products to meet all of your needs

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