Serving Union, MO and surrounding areas
Approved
In business since 2018
Free estimates
Credit card accepted
"Very good at their work"

Serving Union, MO and surrounding areas
Approved
In business since 2018
Free estimates
Credit card accepted
"Very good at their work"

Serving Union, MO and surrounding areas
Approved
In business since 2024
Free estimates
Warranties offered
We pride our company on reliability, great communication, \nintegrity, and quality work. We are experts in our trade and will do our best \nto keep you as educated as we can on your particular task or project. We are locally owned and operated. Give us a call today, we look forward to earning your business!\n

Serving Union, MO and surrounding areas
Approved
Super Service Award Winner
In business since 2021
Free estimates
Emergency services offered
"Good company to work with. We needed a fenced in area for our dogs like yesterday and they got it completed within a months time frame of requesting bids on Angie. Very respectful people to work with should I need any other work within their abilities I will definitely give them a call."

Serving Union, MO and surrounding areas
Approved
Hello, My Name is Johnathan Steele, Owner Operator of Show-Me Comfort Heating and Air Conditioning. I started my company with the intent to help and show transparency to my customers and to educate them to the best of my abilities on the system that keeps their Home Comfortable. Most Companies will come in to a house fix the issue then leave… That’s where we try and separate ourselves by finding the culprit, educating our customers on why it happened and how to prevent future problems. \n\nWe at Show-Me Comfort Heating and Air Conditioning take pride in our work, and if we wouldn’t do it in our house we wouldn’t do it to yours.

Serving Union, MO and surrounding areas
Approved
In business since 2017
Emergency services offered
Warranties offered
"They addressed my air conditioning problem promptly, gave 3 options to address the problem, provided and installed 2 temporary room air conditioners, had reasonable and fair pricing, and did the work promptly and well!!!"




Serving Union, MO and surrounding areas
Approved
Super Service Award Winner
In business since 1998
Free estimates
Warranties offered
"It went very well. Reasonable price, excellent service. I highly recommend for any home handyman, electrical or other needs."





+19

Serving Union, MO and surrounding areas
Approved
In business since 2025
Emergency services offered
Credit card accepted
"Austin was on time, had the unit running in no time, and was able to fix an issue when other companies told me I needed to replace my unit. Great service!"

Serving Union, MO and surrounding areas
Approved
In business since 2019
Free estimates
Emergency services offered
"Great job on my interior remodel. Very professional and courteous. Completed work on time and within budget."





+1
Serving Union, MO and surrounding areas
Approved
Hello, my name is James. I perform many handyman/repair services. I won’t charge near as much as large commercial businesses, and promise to be transparent and honest with my work. I’m positive if I can’t help you with your problem then I could point you in the right direction to help get your issue resolved asap quick as possible.
Serving Union, MO and surrounding areas
Approved
In business since 2012
Free estimates
Credit card accepted
C-MAC Development, LLC offers quality services to clients at reasonable prices. Our courteous staff has the professional tools and experience necessary to help with all your needs. We specialize in interior and exterior painting, kitchen and bath remodels, flooring, window installations, fences and decks. Call today to get in touch with our staff, and to learn more about what we have to offer!
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.
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