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The latest HVAC coil and heat transfer news and articles on emerging technologies and trends.

freeze plugs guard coils

Coil Freeze Plugs vs Freeze Block

August 12, 2026

Not all HVAC coil freeze protection works the same way. We compare Coil Freeze Plugs and Freeze Block® Coils on how they work, flood risk, maintenance, and warranty coverage so you can choose the right protection for your facility.

3 Reasons to Use a Shell & Coil Heat Exchanger

July 5, 2026

Shell and coil heat exchangers transfer more heat in less space than traditional shell and tube units. See how the two compare on steam consumption, footprint, and maintenance, and why the biggest savings come down to sizing and selection.

Microchannel chiller coil failure and replacement guide – Cooney Technologies

When Your Chiller’s Microchannel Coil Fails, You Need a Replacement That Won’t

May 19, 2026

Replacing a failed microchannel coil with the same OEM coil sets you up to do it again. Here’s what a coil built for industrial conditions changes.

4 essential steps for receiving a replacement HVAC coil delivery

Don’t Rush: Essential Steps for Receiving a Coil Delivery

May 12, 2026

At Cooney Technologies, we know freight claims can be a hassle. A few simple steps at delivery make the whole process smoother and protect your claim if something arrives damaged.

AHR 2026 Recap

February 5, 2026

AHR Las Vegas highlights with Cooney Engineered Solutions. From the Heat Rises kickoff event at The STRAT—108 floors above the Strip—to meaningful conversations with customers, reps, and partners, the week was all about connection and big-picture thinking.

Winter Storm HVAC Coil Freeze

Storm Mode: What to Check Before Everything Freezes

January 23, 2026

Get ahead of the winter storm with this practical HVAC checklist for coils and air handlers. Real steps to prevent freeze damage before it’s too late.

Legionella Prevention Made Simple: Meet Thermo-Pack with Bio-Kill UV

November 10, 2025

Keep your hot water systems protected at the point of generation. The Cooney Thermo-Pack with Bio-Kill™ UV delivers continuous, chemical-free Legionella control, simplifying ASHRAE 188 and 514 compliance and reducing risk for hospitals, campuses, and critical facilities.

Steam Systems What is Flash Steam

What Is Flash Steam and Why It’s a Problem

February 6, 2025

If you work with steam systems, you’ve probably encountered the term “flash steam.” While it might seem insignificant, flash steam can harm your system’s efficiency, increase costs, and cause safety concerns. Understanding what flash steam is, why it happens, and how to control it can save time, energy, and resources for any facility.

Truth about glycol in your HVAC system – Cooney Technologies blog

The Truth About Glycol in Your HVAC System

January 25, 2025

Glycol is a popular choice for protecting HVAC systems against freezing temperatures, but it comes with drawbacks such as energy efficiency and corrosion. Compare the cost of glycol to other solutions like Freeze Block Coils and make an informed decision that best suits your HVAC system needs.

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Practical advice on heat transfer, coil protection, and replacement. Sent monthly(ish).