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Find Air conditioning pros in Derby

Avatar for Epic Heating and Cooling, LLC
Epic Heating and Cooling, LLC
4.9(
58
)

Serving Derby, KS and surrounding areas

Approved

In business since 2012

Free estimates

Emergency services offered

"My central air conditioning system expired on the hottest day of the year (of course!) and Justing came down and to survey the job and I had an estimate within a couple of hours, and a new unit installed by early afternoon the next day! Blessedly cold air and an extremely well done installation. Could not be happier!"
Mini Split Install in Detached Shop
downflow variable speed furnace
condenser
super high efficiency
commercial units

+3

Response time1 hour
7 neighbors recently requested a quote
Recommended by100%of homeowners
Avatar for Midwest Climate Controls
Midwest Climate Controls
5.0(
6
)

Serving Derby, KS and surrounding areas

Approved

In business since 2025

Free estimates

Offers commercial services

"I needed a new Air Conditioner Unit because my old one was on it's last leg and not keeping up. Angi got my request to Midwest Climate Controls and Branden called and was able to give me a quote the same day. He came over and took some measurements and was able to get our new AC unit up and running within a couple days. He was very nice to work with, very knowledgeable and professional. I would highly recommend him and his company to anyone having heating and air problems. Thank you Midwest Climate Controls."
3 neighbors recently requested a quote
Avatar for Honest Co HVAC
Honest Co HVAC
5.0(
6
)

Serving Derby, KS and surrounding areas

Approved

In business since 2025

Free estimates

Emergency services offered

"I forgot his name, but he was very very nice, told us some issues that another company missed, and was pretty quick about getting our air back on, even with replacing the blower motor. Definitely will call them again for our next service."
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25 neighbors recently requested a quote
Avatar for Connor Dempsey Services
Connor Dempsey Services
4.0(
18
)

Serving Derby, KS and surrounding areas

Approved

In business since 2018

Free estimates

Small jobs welcome

"Connor is very genuine and hard working. Very accommodating and personable. He removed an old fence along with some vegetation and installed a beautiful new fence within a few days. Very easy to work with and great communication."
Response time2 days
Response rate86%
14 neighbors recently requested a quote
Avatar for carl's Custom Air & Plumbing Services
carl's Custom Air & Plumbing Services
5.0(
17
)

Serving Derby, KS and surrounding areas

In business since 2015

Free estimates

Emergency services offered

"Carl is the best plumber we have ever used. He gets to you quickly, is honest about what needs to be done and charges a fair and reasonable rate. We have used him for heating and air, and plumbing."
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+2

Recommended by100%of homeowners
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FAQs for air conditioning projects in Derby, KS

Most professional HVAC technicians require two to three hours to complete an expansion valve replacement. The timeframe depends on your unit's accessibility and whether additional repairs are needed. The process involves recovering refrigerant, removing the old valve, installing the new component, and recharging the system. Scheduling during less busy seasons may result in more convenient appointment times.

Operating your air conditioner with a malfunctioning expansion valve isn't advisable. Continuing to run the system could potentially damage other components, particularly your compressor, which is significantly more expensive to replace. If you notice performance issues like inconsistent cooling or unusual noises, it's best to have your system inspected before continuing regular use.

Expansion valves don't have a standard replacement schedule, as their longevity depends on system usage, maintenance frequency, and environmental factors. Regular professional maintenance helps identify potential valve issues before they cause system failure. Having your HVAC system serviced annually allows technicians to monitor component condition and recommend preventative replacements when necessary.

Refrigerant leaks require prompt professional attention. If your expansion valve is leaking, you'll likely notice reduced cooling performance and possibly hear hissing sounds near the unit. Addressing leaks quickly prevents further system inefficiency and avoids the environmental impact of released refrigerant. Your HVAC technician will need to repair the leak and recharge the system with the proper refrigerant type and amount.

Because many AC issues present similar symptoms, professional diagnosis is recommended. Problems like inadequate cooling, inconsistent temperatures, or strange noises could indicate expansion valve issues, but might also stem from refrigerant leaks, electrical problems, or airflow restrictions. A qualified HVAC technician has the tools and expertise to accurately identify the root cause and recommend appropriate repairs.

The Derby, KS homeowners’ guide to air conditioning services

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