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TRUSTED BY SALEM, OH HOMEOWNERS

  • Average homeowner rating star icon4.4
    Average homeowner rating
  • Verified reviews icon28
    Verified heating and air conditioning services reviews

Find Heating and air conditioning pros in Salem

Avatar for D. Miller Mechanical, LLC
D. Miller Mechanical, LLC
4.5(
66
)

Serving Salem, OH and surrounding areas

Approved

In business since 1975

Free estimates

Emergency services offered

"Dwight was very responsive, persistent trouble shooter, clearly with tons of experience, and personable. Solved my Hvac problem quickly, and will definitely hire him again."
New Carrier Furnace Install
9 neighbors recently requested a quote
Recommended by98%of homeowners
Avatar for RCL Home Service
RCL Home Service
4.5(
37
)

Serving Salem, OH and surrounding areas

Approved

Super Service Award Winner

In business since 2024

Free estimates

Emergency services offered

"Excellent job! Assembled 3 different home furniture items for me. Completed them perfectly and cleaned up all the mess. Would definitely hire again for more work upcoming!"
Handrail
Handrail
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+4

Response time3 days
Response rate100%
2 neighbors recently requested a quote
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Heating and Air Conditioning questions, answered by experts

ACs don't run on water. They're not connected to drain pipes or any part of your plumbing system. However, they need refrigerant to run. Refrigerant is a gas or liquid that has a low boiling point and absorbs the heat in your home. ACs need this in order to be functional and cool your home. If you suspect your AC is low on refrigerant, you need to contact a licensed HVAC professional. Refrigerant is a dangerous chemical that requires specialized training and permits to work with. 

A dual evaporator coil is a specific design that allows the AC system to cool different compartments at different levels. It’s usually seen in refrigerators and similar appliances, but not in whole-house air conditioning systems. Talk with your AC technician about the best uses for a dual evaporator coil.

Yes, HVAC zoning systems offer energy savings by allowing precise temperature control in different zones in your home. Rather than conditioning the whole house uniformly, these systems direct airflow where needed, preventing energy waste. Tailoring comfort to specific areas reduces energy consumption and lowers utility costs, making HVAC zoning an energy-efficient choice.

When first installed, flex ducts shouldn’t cause airflow problems in your home. However, because flex ducts aren’t the sturdiest and require extra support, they lose their durability over time and begin to sag, which can inhibit airflow down the road. Also, if your flex ducts aren’t tight enough, your HVAC could work twice as hard for the same air pressure. If you’re worried about the airflow in your home, a rigid duct may be your best bet.

You should only run your dehumidifier in warmer months, such as spring and summer, to get the best performance out of your system. The air gets drier when temperatures drop in the winter months, creating less of a need for a dehumidifier. However, when to run a dehumidifier will depend on your local climate.

The Salem, OH homeowners’ guide to heating and air conditioning services

From average costs to expert advice, get all the answers you need to get your job done.