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When the upstairs bedrooms are uncomfortable, it is easy to focus on the thermostat. But the roof space above those rooms also deserves...

You reach for a sweater in the basement, but the air still feels damp. Upstairs, the thermostat shows a comfortable temperature, yet the...

A new HVAC system changes more than the equipment in your mechanical room. It also changes how you operate and maintain your home’s...

Buying a furnace filter should be a simple household task. Yet the shelf can present a confusing mix of ratings, sizes and claims...

During a cold snap, your furnace may run much longer than it does on a mild day. Longer operation alone does not establish...

Ontario’s summers are getting hotter. With record-breaking temperatures becoming the norm rather than the exception, reliable air conditioning has shifted from luxury to...