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Solar Water Heaters: Pros, Cons & Are They Worth It?
Yes, solar water heaters can be worth considering if your home has adequate sunlight, suitable roof space, and enough hot-water demand to justify the installation. A solar water heating system can reduce the energy required to heat household water, but it also has...
How to Clean Air Ducts Yourself: A Safe DIY Guide
If you want to know how to clean air ducts yourself, start by cleaning your air vents, return grilles, and other accessible areas of your HVAC system. Turn off your heating and cooling system, remove and wash the vent covers, vacuum loose dust near the openings, and...
How Much Is a New AC Unit? 2026 Cost Guide for Homeowners
For a typical residential replacement, homeowners can expect the total installed price to vary widely depending on the AC system type, cooling capacity, efficiency rating, ductwork, electrical requirements, installation complexity, and local labor costs. Current 2026...
How to Reset an Air Conditioner: Safe Step-by-Step Guide
If your air conditioner suddenly stops working, a reset may restore normal operation when the problem is caused by a temporary electrical interruption, thermostat issue, or system protection shutdown. To reset a central AC, turn the thermostat off, switch off the AC...
What Is Auxiliary Heat? How Does It Affect HVAC Performance?
Auxiliary heat, often called AUX heat, is a supplemental heating source used by a heat pump when the heat pump cannot provide enough warmth on its own. It typically activates automatically during very cold outdoor temperatures or when the thermostat needs to raise the...
Which Size Air Conditioner Is Best Suited for Home?
Choosing the right size air conditioner depends on your home's square footage, insulation, ceiling height, local climate, sun exposure, and the number of occupants. A unit that is too small will struggle to cool your home efficiently, while an oversized system will...
Best Thermostat Settings for Heat Pumps During Winters
The ideal thermostat setting for most heat pumps during winter is 68°F (20°C) while you're home and awake. At night or when you're away for several hours, lowering the temperature by 2–3°F can improve efficiency without triggering excessive auxiliary heat. Unlike...
What Causes an AC Unit to Leak Water?
An AC unit usually leaks water because something is preventing moisture from draining properly. The most common causes include a clogged condensate drain line, a dirty air filter, low refrigerant levels, a damaged drain pan, frozen evaporator coils, or improper...
Can an Old AC Unit Cause Poor Indoor Air Quality?
Yes, an old AC unit can significantly reduce indoor air quality. Aging air conditioning systems often struggle to filter pollutants, control humidity, and circulate clean air efficiently, leading to increased dust, allergens, mold growth, and airborne contaminants...
Why Is My Air Conditioner Blowing Warm Air?
If your air conditioner is blowing warm air, the most common causes include incorrect thermostat settings, restricted airflow, dirty filters, refrigerant leaks, electrical issues, or a failing compressor. Identifying the root cause early can prevent costly repairs and...
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Maryland Heating & Air
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Essex, MD 21221
Phone:
855-410-TECH (8324)