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Routine Maintenance

Optimize humidity in the winter

How to Optimize the Humidity in Your Home During Winter

If you’ve lived in Ohio for any length of time, you know how irritating the effects of low humidity in your home during Winter can be. Symptoms of low humidity can include cracked, dry skin and eyes; bloody noses; dry, itchy skin and eyes; cold and flu symptoms; allergy and asthma flare-ups; chapped and cracked

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Best HVAC Service in Heath Ohio

Ten Quick Tips to Prep Your Home for Winter in Heath, Ohio

Seems like the kids were just trick-or-treating a few days ago, and the leaves were just beginning to turn from green to yellow, red, and orange. It’s hard to believe, but it’s the week of Thanksgiving. Thanksgiving! While our holiday may be a bit different in 2020, as part of (quite possibly) the strangest year

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Why does my furnace filter clog so quickly?

Why Does My Furnace Filter Get Dirty So Quickly? Five Leading Causes of a Clogged HVAC Filter

The purpose of the filter in your home’s heating and cooling equipment is to trap foreign particles, prevent them from entering the furnace, then being spewed out into your home again. So naturally, your home’s furnace filter is going to get dirty. We recommend checking your furnace filter monthly and replacing at least every 3

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HVAC service technician performing a pre-season furnace inspection and safety check

How Important is it to Have a Pre-Season Heater Check and Clean Done?

Well, here we are on Labor Day already! The long, hot days of summer are just about gone, and chances are you haven’t quite fired up your furnace since late spring. It’s still warm enough to require air conditioning from time to time, but that doesn’t mean it’s too soon to perform a pre-season furnace

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Enjoying the benefits of gas heat

How a Gas Forced-Air Furnace Works

Heating season will be here before you know it. To get ready, we thought we would review how a furnace works so you’ll be up to speed when our Service Technician services your HVAC system. We’re still (at least) a few weeks away from the first real cold snap of the fall, but you’ll be

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HVAC-tips-for-homeowners-with-pets

HVAC Tips (Especially for Homeowners with Furry Friends)

The latest stats that I could find says that Americans spent $72 billion (with a “b”) on their pets in 2018, according to the American Pet Products Association. We love our pets, whether it’s a dog, cat, guinea pig, or other furry cuddler. Just like our favorite pets require special care, including annual check-ups with

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Professional air conditioning technician

The Benefits of Professional Attention to Your Air Conditioning System

As warmer weather approaches this year, many of us will still be stuck indoors. Now is time to get your air conditioning ready for a hot summer in central Ohio. Before you consider tinkering with the AC unit yourself, consider the benefits of professional attention to your air conditioning system. Best Time for AC Service

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APPT REQUEST

HVAC customer service in Newark, Ohio | Dor-Mar Heating & Air Conditioning

PLEASE NOTE: If you are a renter, please have your landlord/owner contact us directly to schedule service. We can only work with property owners.

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HVAC customer service in Newark, Ohio | Dor-Mar Heating & Air Conditioning

COVID-19 NOVEL CORONAVIRUS SAFETY UPDATE

Our Comittment to Your Family’s Health & Safety

Learn what we’re doing to keep you and your family, as well as our employees, safe from the spread of the virus as we service your heating and cooling needs. 
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