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TRUSTED BY WILMER, AL HOMEOWNERS

  • Average homeowner rating star icon4.6
    Average homeowner rating
  • Verified reviews icon260
    Verified heating and air conditioning services reviews

Top-Rated Heating and air conditioning pros in Wilmer - Updated Nov 2026

Avatar for Service Tec One Heating & Air
Service Tec One Heating & Air
5.0(
19
)
Central A/C - InstallCentral A/C - Service or RepairDuctless Mini-split Heating System - Install or Replace+8 more

Serving Wilmer, AL and surrounding areas

Approved

Super Service Award Winner

In business since 2000

Free estimates

Warranties offered

"Brad was an angel in disguise. As soon as I called the company, he came right over and assisted me. He went above and beyond and I am so grateful for the help with my A/ C concerns. I highly recommend Service Tec One and will be using them for all of my HVAC needs."
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+22

1 neighbors recently requested a quote
Recommended by88%of homeowners
Avatar for Duct Doctor USA of South Alabama, LLC
Duct Doctor USA of South Alabama, LLC
4.9(
78
)
Air Ducts & Vents - Clean

Serving Wilmer, AL and surrounding areas

Approved

In business since 2010

Free estimates

Credit card accepted

"Arrived on time, completed cleaning the dryer vent very well, cleaned up what little mess he made in the laundry room. Very professional attitude. Very pleased with overall service. Can recommend this company easily."
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Before
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+4

Response time2 days
25 neighbors recently requested a quote
Recommended by96%of homeowners
Budget Heating & Air
New to Angi
Central A/C - InstallDuctless Mini-split A/C - Install or ReplaceDucts & Vents - Install or Replace+6 more

Serving Wilmer, AL and surrounding areas

Approved

In business since 2025

Free estimates

Credit card accepted

is committed to excellence \nin every aspect of our business. We uphold a standard of integrity bound by \nfairness, honesty, and personal responsibility. Our distinction is the quality \nof service we bring to our customers. Accurate knowledge of our trade combined \nwith ability is what makes us true professionals. Above all, we are watchful of \nour customers' interests, and make their concerns the basis of our business.

4 neighbors recently requested a quote
DR COMFORT A/C AND HEAT
4.8(
11
)
Boiler or Radiator Heating System - Install or ReplaceBoiler or Radiator Heating System - Install or Replace - For BusinessBoiler or Radiator Heating System - Repair or Service+47 more

Serving Wilmer, AL and surrounding areas

In business since 2006

Emergency services offered

Credit card accepted

"Jeremy was terrific. I've dealt with a lot of A/C contractors, and only a few have been so honest, dependable, and diligent in their work. The estimate was a lot less than the others (a total of under $6K for 3 units - a 6.5 ton and two 3-ton systems). Everything was done professionally, with attention to detail. Even the work area outside was swept clean after the job was done."
Recommended by90%of homeowners
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Heating and Air Conditioning FAQs, answered by experts

When faced with HVAC issues, it's best to begin by ensuring the thermostat settings are correct for either heating or cooling. If the system isn't responding, check the thermostat for proper function and power supply. It's also important to examine air filters, as clogged ones can decrease performance. Confirm the power supply to the system by checking the circuit breakers and fuses. If these basic steps fail to resolve the issue, contact an HVAC professional for a more detailed diagnosis and repair.

The compressor is the heart of your AC system and is one of the most important parts required to keep it functioning properly. If your AC unit is making a popping, banging, clanging, clicking, or screeching sound, it could point to a problem with the compressor. If the unit is physically vibrating, that can also be an indication that your AC compressor is going bad.

At a minimum, an HVAC system should be serviced once per year. However, a twice-a-year service schedule—once in the spring for the cooling system and once in the fall for the heating system—is often recommended, especially for older systems, heat pumps, or in climates with extreme temperatures. Regular service, which includes inspection, cleaning, and maintenance, ensures the system runs efficiently, helps prevent costly breakdowns during peak seasons, and can extend the unit's lifespan. You can also schedule a service if you notice issues like poor performance or strange noises.

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. 

While most air conditioners can last between 10 and 20 years, they will only last this long (or longer) if properly taken care of. Routine maintenance and inspections help keep your AC unit running in tip-top shape but understanding what factors will decrease its lifespan will also help keep your unit running cool.

Some things that shorten your AC’s lifespan include:

  • Extreme outdoor conditions, like high humidity or extensive salt spray 

  • Improper installation

  • Extended run times, either by the unit being too small or the thermostat setting too low

  • Not performing required maintenance

The Wilmer, AL 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.