HVAC Repair

Watkins’ Ongoing HVAC Training: How Our Technicians Became Ohio’s Best

By David Watkins | December 2, 2025

See inside Watkins real-world training program and why it matters for your home. From hands-on classes, NATE certs, to Trane factory training.

Central AC Not Blowing Cold Air? Here’s Why and How to Fix It

By David Watkins | June 19, 2025

Central AC not blowing cold air or stuck on warm air? Discover quick fixes for filters, refrigerant, and more to cool your home fast!

Thermostat Not Working? What to Check BEFORE Replacing Your Thermostat

By David Watkins | April 9, 2025

Thermostat blank or unresponsive? Discover our expert DIY troubleshooting tips from Watkins Heating to fix it fast BEFORE you buy a new one!

Cracked Heat Exchangers

By David Watkins | January 3, 2025

Has your furnace been diagnosed with a cracked heat exchanger? Is it a scam or a myth? Learn the causes and symptoms and protect yourself.

Understanding Air Conditioner Lightning Strikes

By David Watkins | May 1, 2024

Protect your air conditioner or heat pump from power surges caused by lightning. Understand AC lightning strikes and get tips for surge protection during storms.

How to Prevent A/C Evaporator Coil From Leaking Freon

By David Watkins | April 19, 2024

Prevent costly refrigerant leaks in your A/C with tips to reduce VOCs, improve air quality, and extend your evaporator coil’s lifespan.

What Causes Refrigerant Leaks in Air Conditioners

By David Watkins | April 3, 2024

Avoid these common causes of refrigerant leaks in air conditioners to keep your A/C efficient and your home cool.

Understanding the TXV

By David Watkins | October 2, 2023

If you’ve been told your A/C’s TXV is bad, this is the guide for you. How it works, why it’s needed, and common failures.

Factory Warranties

By David Watkins | May 2, 2017

HVAC factory warranties sound appealing, but the real value lies in quality products and installation. Learn about hidden costs and what truly matters.

It Is Cold Upstairs! Comfort Tips for a Two-Story Home.

By David Watkins | May 2, 2017

Uneven temperatures in two-story homes are common. Improve upstairs comfort by upgrading insulation, windows, and optimizing airflow without major ductwork.