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Find Air conditioning pros in Willowbrook

Avatar for Porterhouse Heating & Cooling
Porterhouse Heating & Cooling
4.8(
217
)

Serving Willowbrook, IL and surrounding areas

Approved

In business since 2009

Free estimates

Emergency services offered

"Porterhouse Heating and Cooling was very professional and knowledgeable on the service provided. I used them to install my air conditioner unit. Eventhough, the unit was not my issue, they still came out and was able to find the issue and fix it. They were friendly, professional, and reasonably priced. I will definitely use again for any of my HVAC concerns."
Work truck
Certification
Business card
Response time9 hrs
20 neighbors recently requested a quote
Recommended by94%of homeowners
Avatar for Home Comfort Systems Inc
Home Comfort Systems Inc
4.9(
315
)

Serving Willowbrook, IL and surrounding areas

Approved

In business since 1972

Free estimates

Emergency services offered

"The owner, Steve, came out and explained everything and more that I should be aware of regarding the replacement of the 26 year old furnace and Air conditioning units. He was a pleasure to work with and the price quote was more than acceptable. I did accept and within the week the crew arrived to do the installation. Al and Damien were very professional and the work was extremely well done. They finished that same day and when they left it was if the new units had always been there. I was extremely impressed and will certainly go back to them for future maintenance. You can't go wrong with this company!"
Additional Photos
Response time8 hrs
11 neighbors recently requested a quote
Recommended by99%of homeowners
Avatar for VENT HEATING & COOLING INC.
VENT HEATING & COOLING INC.
4.8(
46
)

Serving Willowbrook, IL and surrounding areas

Approved

In business since 1979

Free estimates

Emergency services offered

"Jim and his son Emmanuel performed the most detailed pre estimate evaluation of our Air Conditioning Replacement needs. Their installers were very professional and efficient. Vent has done work at my wife's office and for our home. We received competitive pricing and quality workmanship. We recommend them highly. Dan and Terry Nimtz Lemont, Il"
Additional Photos
Additional Photos
Response time9 hrs
Response rate100%
4 neighbors recently requested a quote
Avatar for G & R Heating and Air, LLC
G & R Heating and Air, LLC
4.6(
1,135
)

Serving Willowbrook, IL and surrounding areas

Approved

Super Service Award Winner

In business since 2014

Free estimates

Emergency services offered

"This business is the company that bought the older Barrington Heating and Air Conditioning. I have relied on Barrington to service my house furnace and A/C for more than 50 years. They have come to my rescue more than once. My service technicians have become friends, not just repair people."
New 16 seer A/C
Old A/C
Old furnace
New Furnace
Water heater Installation

+1

Response time2 hrs
Response rate91%
318 neighbors recently requested a quote
Avatar for G & R Heating & Air
G & R Heating & Air
4.6(
126
)

Serving Willowbrook, IL and surrounding areas

Approved

Super Service Award Winner

Free estimates

Emergency services offered

Warranties offered

"Excellent experience from start to finish! The technicians arrived on time, cleaned our air ducts thoroughly, and serviced our heating system perfectly. The air quality improved instantly. Professional, friendly, and extremely reliable service overall."
Additional Photos
Additional Photos
Additional Photos
Additional Photos
Additional Photos

+20

Response time11 hrs
112 neighbors recently requested a quote
Recommended by72%of homeowners
Avatar for Affordable American Air
Affordable American Air
4.8(
68
)

Serving Willowbrook, IL and surrounding areas

Approved

In business since 2018

Free estimates

Emergency services offered

"As am new to the house, AC didn't work and gave me surprise.. Posted my requirement in Home advisor, from Affordable American Air-- Mike and Ryan contacted me and did excellent job. explained me every thing about the issue and what they are doing and made me to understand on the issue. They stopped by in evening and did there investigation and figured out the issue and made the things come in line. My sincere thanks to Mike ( Michael) and Ryan for doing there excellent job and follow-up after completing the work. Planning to change the air-conditioning unit, sure am going to contact Mike from Affordable American Air. (I trust them) Sure I recommend this company to others."
Ecobee installed
Ecobee installed
Ecobee 4 display pictures
Ecobee with voice control
Unit heater with sub panel

+21

Response time3 hrs
7 neighbors recently requested a quote
Recommended by95%of homeowners
Avatar for Four Seasons Heating & Air Conditioning
Four Seasons Heating & Air Conditioning
4.3(
3,280
)

Serving Willowbrook, IL and surrounding areas

Approved (Corporate)

In business since 1971

Free estimates

Emergency services offered

"We had a great experience with Four Seasons Heating & Air Conditioning during our recent replacement of our furnace and AC unit. They were very professional and completed the job on time and answered all of my questions. Would recommend them for our Heating, Air Conditioning, Plumbing and Electrical needs."
Additional Photos
Additional Photos
Additional Photos
Additional Photos
Response time9 hrs
28 neighbors recently requested a quote
Recommended by87%of homeowners
Avatar for United Heating and Air Conditioning, Inc.
United Heating and Air Conditioning, Inc.
4.4(
221
)

Serving Willowbrook, IL and surrounding areas

Approved

Super Service Award Winner

In business since 2017

Free estimates

Emergency services offered

"Our air conditioning unit went out. They came out immediately. Unfortunately the unit needed to be replaced and they were able to take care of it the next day. Prompt and professional."
INSTALLATIONS
INSTALLATIONS
INSTALLATIONS
INSTALLATIONS
INSTALLATIONS

+25

Response time7 hrs
Response rate92%
5 neighbors recently requested a quote
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Showing 1-10 of 561

FAQs for air conditioning projects in Willowbrook, IL

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 Willowbrook, IL homeowners’ guide to air conditioning services

From average costs to expert advice, get all the answers you need to get your job done.