Serving Washington, MI and surrounding areas
Approved (Corporate)
Super Service Award Winner
In business since 1979
Free estimates
Emergency services offered
"Technician was A1 in tuning up and checking my system and answered all my questions. He checked my air conditioning, changed the filter in furnace and cleaned AC !! Get the pre summer special at $69. Well worth it."
Serving Washington, MI and surrounding areas
Approved
In business since 2015
Emergency services offered
Warranties offered
"I hired midpoint cool temp to install furnace & air conditioner, the price was negotiable, fast service clean area , I will recommend family and friends"
Serving Washington, MI and surrounding areas
Approved
In business since 2018
Warranties offered
Credit card accepted
"Jay did a great job installing our furnace, did just what we asked. In fact Jay will be installing the air conditioioner in the spring but the furnace is all prepared and ready for the installation."
+23
Serving Washington, MI and surrounding areas
Approved
In business since 2021
Free estimates
Emergency services offered
"I was able to schedule the appointment easily via email. He actually arrived early and called to let me know when he was on his way. He not only fixed my air conditioning, but cleaned up some questionable work that had been done by someone else years ago. He was very friendly and I would 100% hire them again if necessary."
Serving Washington, MI and surrounding areas
Approved
In business since 1983
Free estimates
Credit card accepted
"Very happy with to get my air back on! Serviceman Jeff was friendly, professional and educated me on how to take care of my air conditioner"
Serving Washington, MI and surrounding areas
Approved
In business since 2013
Free estimates
Credit card accepted
We specialize in providing top-quality heating, ventilation, and air conditioning services tailored to your unique requirements. Our skilled technicians are dedicated to delivering reliable solutions that ensure your comfort and satisfaction.\n\nAfter more than a decade of working in the HVAC industry, we saw a growing need for a company that put honesty and people first. Built on a foundation of hard work, integrity, and family values, we started this business to offer Metro Detroit homeowners and businesses a better experienceno pressure, no shortcuts, just reliable service from technicians who treat every customer like one of their own.\n\nWe service and install all major HVAC brands, giving you the flexibility to choose the right system for your home or business. Not sure what brand is best for your needs? Were here to guide you with honest, knowledgeable recommendations.
Serving Washington, MI and surrounding areas
Approved
In business since 2005
Free estimates
Credit card accepted
We are a locally owned and operated HVAC company dedicated to keeping homes and businesses comfortable year-round. With years of hands-on experience, our licensed and insured technicians specialize in reliable heating and cooling solutions tailored to your needs and budget. We pride ourselves on honest recommendations, quality workmanship, and prompt service you can count on.
Serving Washington, MI and surrounding areas
Approved
In business since 2009
Free estimates
Emergency services offered
Great Lakes heating and cooling is committed to excellence in every aspect of our business. We uphold a standard of integrity bound by fairness, honesty, and personal responsibility. Our distinction is the quality of service we bring to our customers. Accurate knowledge of our trade combined with ability is what makes us true professionals. Above all, we are watchful of our customers' interests, and make their concerns the basis of our business.
Serving Washington, MI and surrounding areas
Approved
In business since 2025
Free estimates
Offers commercial services
"Safe air was wonderful to work with with they came in on time and made sure they did a great job we will be using them again in the future"
+3
Serving Washington, MI and surrounding areas
Approved
Super Service Award Winner
In business since 2019
Free estimates
Warranties offered
We pride our company on reliability, great communication, integrity, and quality work. We are experts in our trade and will do our best to keep you as educated as we can on your particular task or project. We look forward to earning your business!\n\nWe are now offering instant estimates for equipment installation directly on our website!!! please visit www.emh-mechanical.com for pricing!!!
+9
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.
From average costs to expert advice, get all the answers you need to get your job done.
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