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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, 2026April 20th, 2026 | HVAC Maintenance

There’s nothing worse than that sinking feeling when you find a silent walk-in cooler, with thousands of dollars of inventory at risk. Emergency...

Technician working on a commercial refrigerator as part of a preventative maintenance plan to save money.

How to Build a Refrigeration Maintenance Plan & Cut Costs

by Trey Eller | Feb 28, 2026February 28th, 2026 | HVAC Maintenance

That sinking feeling when a walk-in cooler fails on a busy Friday is something no business owner wants to experience. It’s more than just an...

An outdoor heat pump unit connected for professional repair and service.

Heat Pump Repair 101: A Homeowner’s Guide

by Trey Eller | Feb 22, 2026March 9th, 2026 | HVAC Maintenance

A struggling heat pump doesn’t automatically mean you’re facing a huge repair bill. In fact, many common issues have surprisingly simple...

An indoor heat pump unit that can't skip its annual service for efficiency and reliability.

Is Annual Heat Pump Service Really Necessary?

by Trey Eller | Feb 20, 2026March 7th, 2026 | HVAC Maintenance

Are your energy bills creeping up? Hearing strange noises from your outdoor unit? These are classic signs your heat pump is struggling. While it’s...

Water source heat pump in a utility room, ready for a maintenance checklist inspection.

The Essential Heat Pump Maintenance Checklist

by Trey Eller | Feb 20, 2026April 18th, 2026 | HVAC Maintenance

Your water source heat pump works hard to keep you comfortable, and you don’t need to be a pro to help it run smoothly. Taking an active role...

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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!