OPEN EVERY DAY: 8:30am - 6pmMobile: (240) 298-6521 Office: (667) 646-0247
Office@ProTechHVACHome.com
OPEN EVERY DAY: 8:30am - 6pmMobile: (240) 298-6521 Office: (667) 646-0247
Office@ProTechHVACHome.com
Locally Owned & Operated
Annapolis, MD
Trusted HVAC Contractor
Since 2007
Licensed & Insured
MD HVAC License #3370
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Blog: Let’s Talk HVAC!

Get the latest tips & tricks on heating & cooling on our HVAC blog to help keep your system healthy.
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Should I Repair or Replace My HVAC System?

“Should I repair or replace my HVAC system?” This is one of the most common HVAC questions we hear and a question that every homeowner will have to consider at...
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HVAC Terms and Definitions You Should Know

The HVAC industry is stuffed full of jargon and vocabulary unfamiliar to the average consumer. Without an understanding of key terms like AFUE and SEER, it is nearly impossible to...
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what-is-a-manual-j-load-calculation

What is a Manual J Load Calculation?

The best way to size up your home’s heating and cooling needs before HVAC installation is via a Manual J Load Calculation. If you have no idea what this is...
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3 Tips to Protect Your HVAC System From Snow and Ice

A home can have different types of heaters for their HVAC system, but today we’re focusing on the heat pump. This mix of snow, freezing rain, winds and fallen tree branches...
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What You Need to Know About Furnace Safety

Keeping your home warm is an essential part of preserving a comfortable living environment, but it can also represent many hazards such as fire, carbon monoxide poisoning and indoor air...
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hvac-air-filter

Why It’s So Important to Change Your Air Filter Regularly

Air filters are a central, but often under-appreciated part of a central HVAC system. They don’t just filter out bits of pollen and dust that would otherwise circulate through the...
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Are Space Heaters Dangerous?

According to the National Fire Protection Association (NFPA), space heaters are involved in 43%of home heating fires every year. Home heating is the second leading cause of home fires and home fire injuries,...
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Why Is My Furnace Blowing Cold Air?

So you’ve turned on your furnace to keep cozy during these chilly winter days…but instead of warm air filling the room, you’re met with a blast of cold air! What...
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