Virginia & Maryland Heating, Air Conditioning & Plumbing
    • Benefits‌ ‌of‌ ‌Changing‌ ‌Your‌ AC‌ ‌Filter‌ ‌

      3 Reasons to Change Your Air Filter this Spring With Memorial Day and summer weather right around the corner, most homeowners will start using their air conditioners daily to keep their homes cool. As ...

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    • Is Your Home Properly Insulated?

      Keeping your home comfortable requires more than a good HVAC unit. With 42% of your utility bill going to heating and cooling your home, it is important to have support systems in place that keep hot ...

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    • Top 5 Reasons to Change Your Air Filter

      Most homeowners know that their HVAC system requires an air filter to function properly. However, what you may not know is that it is important to change that air filter every 2-3 months if you want ...

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    • Benefits‌ ‌of‌ ‌Changing‌ ‌Your‌ AC‌ ‌Filter‌ ‌

      3 Reasons to Change Your Air Filter this Spring With Memorial Day and summer weather right around the corner, most homeowners will start using their air conditioners daily to keep their homes cool. As ...

      Read More
    • Give the Gift of Better Indoor Air Quality This Christmas

      If you think that air quality hazards disappear with the summer humidity, think again. While your home may be more vulnerable to certain allergens in the summertime, there are plenty of indoor air ...

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    • How Your HVAC System Can Contribute to Fall Allergies

      With fall fully underway, you have probably already adjusted your HVAC usage to fit with the season. However, as the weather gets colder and you use your AC unit less and your furnace or other heating ...

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  • DIY
    • 7 Ways to Warm Up Your Home This Winter

      With snow and rain constantly in the forecast this time of year, your home should be the ultimate respite. We’re sharing some tips and tricks you can use that will keep you warm all winter long. Keep ...

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    • DIY Tip: Why Is My Faucet Leaking?

      Are you hearing the drip-drip-drip of a faucet that has long been turned off? While far from a top priority, nuisances like this can affect your bottom line and, frankly, your sanity. When dealing ...

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    • Is It Safe to Use Chemical Drain Cleaners?

      Grease, soap, hair, food remnants: there are many ways for your drains to get clogged. And as all skilled plumbers will tell you, there are many ways to deal with clogs, too. Yet there’s one DIY ...

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    • How Your HVAC System Can Contribute to Fall Allergies

      With fall fully underway, you have probably already adjusted your HVAC usage to fit with the season. However, as the weather gets colder and you use your AC unit less and your furnace or other heating ...

      Read More
    • Four Common Problems With Your Ductwork

      Picture this: it’s a blistering summer day, you fire up your air conditioner to get rid of the stuffiness in your home, and you hear your system set to work. However, a couple of hours pass and your ...

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    • Is Your Home Properly Insulated?

      Keeping your home comfortable requires more than a good HVAC unit. With 42% of your utility bill going to heating and cooling your home, it is important to have support systems in place that keep hot ...

      Read More
    • 5 Reasons Your Furnace Is Blowing Cold Air

      After a long winter day, there is nothing more relaxing than coming home to a warm house. Alternatively, there is nothing more frustrating than turning on your furnace expecting a warm blanket around ...

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    • 7 Ways to Warm Up Your Home This Winter

      With snow and rain constantly in the forecast this time of year, your home should be the ultimate respite. We’re sharing some tips and tricks you can use that will keep you warm all winter long. Keep ...

      Read More
    • Benefits‌ ‌of‌ ‌Changing‌ ‌Your‌ AC‌ ‌Filter‌ ‌

      3 Reasons to Change Your Air Filter this Spring With Memorial Day and summer weather right around the corner, most homeowners will start using their air conditioners daily to keep their homes cool. As ...

      Read More
    • Is Your Home Properly Insulated?

      Keeping your home comfortable requires more than a good HVAC unit. With 42% of your utility bill going to heating and cooling your home, it is important to have support systems in place that keep hot ...

      Read More
    • 5 Reasons Your Furnace Is Blowing Cold Air

      After a long winter day, there is nothing more relaxing than coming home to a warm house. Alternatively, there is nothing more frustrating than turning on your furnace expecting a warm blanket around ...

      Read More
    • How to Get Your Plumbing System Ready for Fall

      Fall is officially here, and while that may signal different things to many people (Halloween is just around the corner, football season is in full swing, it’s time to drink copious amounts of pumpkin ...

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    • Donmar Heating, Cooling & Plumbing Receives Carrier’s 2019 President’s Award!

      At Donmar Heating, Cooling & Plumbing, we’ve always sought to be the company who exemplifies the best in workmanship, friendliness, and customer service. For more than 30 years, we’ve developed a ...

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    • Donmar Company Heating & Cooling Selected for 2017 President's Award

      Donmar Company Heating & Cooling is proud to share our latest accomplishment. Carrier, one of the leading and most widely known brands of home services appliances—from heaters, air conditioners, and ...

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    • How to Lower Your Water Costs This Summer

      How to Conserve Water Usage This Summer Summer’s rising temperatures often coincide with rising indoor and outdoor water use around the home. This year, as we spend more time in our homes, there’s no ...

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    • DIY Tip: Why Is My Faucet Leaking?

      Are you hearing the drip-drip-drip of a faucet that has long been turned off? While far from a top priority, nuisances like this can affect your bottom line and, frankly, your sanity. When dealing ...

      Read More
    • 5 Signs of Frozen Pipes to Watch Out for This Winter

      Frozen pipes are one of the worst problems your plumbing system can face. Not only do frozen pipes interfere with your access to running water, they can also burst if enough pressure builds up, ...

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    • What Is a Smart Thermostat?

      There’s been a lot of talk about smart thermostats lately; how popular they are , how they make great gifts , etc. But what is a smart thermostat, exactly? Despite this narrative that they’re all the ...

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    • Four Benefits of a Programmable Thermostat for Businesses

      If you run a business, you know how important it is to keep the temperature at a comfortable level. Whether you want your customers to feel warm during winter and cool during summer, or you need to ...

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    • Why Is My Thermostat Blank?

      It’s a sweltering summer afternoon and you head to your thermostat to fire up your air conditioner. However, you get there only to find out that the screen is completely blank, and no amount of button ...

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    • Should I Turn My Water Heater Up?

      Water heaters provide you with temperature-controlled water throughout the year. In general, most manufacturers recommend keeping your water heater set to 120 degrees Fahrenheit to help prevent ...

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    • Signs it's Time to Replace Your Water Heater

      A water heater failure is a serious issue for homeowners. The lack of hot water makes it difficult to bathe, do laundry, or clean dishes, which can be a major nuisance. However, a tank leak or burst ...

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