Serving Fort Lee, VA and surrounding areas
Approved
In business since 2010
Free estimates
Warranties offered
"I rate them as "5.0" on every aspect, including price! Great service, and I highly recommend them to anyone for their HVAC needs!!"
Serving Fort Lee, VA and surrounding areas
Approved
In business since 2000
Emergency services offered
Small jobs welcome
"They offered incredible customer service and the installer was so kind and knowledgeable. The system works great! We?re so happy with such warm temperatures coming. We will definitely be repeat customers in future."
+6
Serving Fort Lee, VA and surrounding areas
Approved
In business since 2014
Free estimates
Emergency services offered
"They were really good! My air and heat to very, very good."
+8
Serving Fort Lee, VA and surrounding areas
Approved
Super Service Award Winner
In business since 1983
Free estimates
Emergency services offered
"They are very professional and they overall did a great job of installing the heat pump and air conditioning."
+3
Serving Fort Lee, VA and surrounding areas
Approved
Free estimates
Emergency services offered
Warranties offered
"Professional, prompt, and excellent service. I would utilize their services as well as recommend them to anyone else needing heating or air conditioning work."
+27
Serving Fort Lee, VA and surrounding areas
Approved (Corporate)
In business since 1945
Free estimates
Emergency services offered
"Total Comfort Heating, Air and Plumbing receives a 5-star rating from us. They installed a new AC promptly the next day, just in time for the summer heat. The staff was friendly, nice, and courteous. Nathan and Charlie were awesome, and the AC installers were skilled. We will continue to use Total Comfort Heating, Air and Plumbing and highly recommend them!"
Serving Fort Lee, VA and surrounding areas
Approved
In business since 2005
Emergency services offered
Small jobs welcome
"I had a great experience with Pollock HVAC! Alex and TJ are both professional, friendly, knowledgeable, and incredibly helpful throughout the entire process. They took the time to explain everything clearly, answered all of my questions, and made sure the job was done right. It’s refreshing to have technicians who genuinely care about their work and their customers. TJ and Alex were courteous, respectful, and efficient, and I really appreciated their attention to detail. I highly recommend Pollock HVAC and would definitely request TJ and Alex again in the future. Great service from start to finish!"
Serving Fort Lee, VA and surrounding areas
Approved
In business since 1994
Free estimates
"The guys from Metro Aire were awesome!They installed a new heat pump in my home and did an amazing job! Clean work, line of communication was on point, very efficient! Highly recommended"
Serving Fort Lee, VA and surrounding areas
Approved
I work for a big company, I have a lot of experience 5 years now
Serving Fort Lee, VA and surrounding areas
Approved
HVAC mechanic with 25plus years experience. Competent in all aspects of heating and air conditioning.
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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