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An AC unit with hidden issues that cause recurring failures after a repair.

8 Hidden Reasons for Recurring AC Failures

by Trey Eller | Apr 9, 2026April 9th, 2026 | HVAC Maintenance

Think of your air conditioner like your car. If you kept taking it to the mechanic for the same engine trouble and the “check engine”...

A technician repairs a leaking ice machine as water pools on the floor.

How to Fix a Leaking Ice Machine: A Pro’s Guide

by Trey Eller | Apr 8, 2026April 8th, 2026 | HVAC Maintenance

For a business, a leaking ice machine is a serious liability. It creates a slip-and-fall hazard, can lead to costly water damage, and may even cause...

Technician performing routine maintenance on a commercial rooftop AC unit.

How Often to Service a Commercial Rooftop AC Unit?

by Trey Eller | Apr 8, 2026April 8th, 2026 | HVAC Maintenance

Are your business’s energy bills slowly creeping up? Before you blame rising utility rates, it might be time to look up at your roof. A...

Technician performing AC repair on an outdoor air conditioner unit.

5 Signs You Need Air Conditioner Repair Now

by Trey Eller | Mar 16, 2026March 31st, 2026 | HVAC Maintenance

Heard the one about cranking your thermostat to 55 degrees to cool your house faster? It’s a popular tip, but it’s also a myth that can waste your...

A technician inspects a furnace to detect a cracked heat exchanger and prevent a CO leak.

Cracked Heat Exchanger: A Homeowner’s Safety Guide

by Trey Eller | Mar 12, 2026March 30th, 2026 | HVAC Maintenance

Have you noticed strange smells when your furnace kicks on, or maybe some black soot collecting around the unit? Don’t ignore these signs....

Technician inspecting a commercial refrigerator using a quarterly maintenance checklist.

Your Quarterly Refrigeration Maintenance Checklist

by Trey Eller | Mar 12, 2026March 12th, 2026 | HVAC Maintenance

There’s nothing worse than the sinking feeling of walking in to find a silent walk-in cooler and thousands of dollars of inventory at risk....

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Our certified technicians at QRC are equipped to handle all of your commercial and refrigeration HVAC needs. We also offer residential HVAC services in Winston-Salem, North Carolina. Contact us today to learn more!