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Find Air conditioning pros in Dayton

Avatar for Alpine Heating and Cooling
Alpine Heating and Cooling
4.7(
252
)

Serving Dayton, NJ and surrounding areas

Approved

In business since 1972

Free estimates

Emergency services offered

"Alpine Heating and Cooling replaced our old two-zone heating and cooling system with a new energy efficient one. The team of installers arrived as scheduled, and the installation was done quickly and professionally. Alpine applied for the permits and we passed the inspection with flying colors. Their pricing was very competitive. We are very happy with the new system and reduced utility bills."
After
0% Financing - 7 years on HVAC System
July 4th Special!
Before
Estimated Energy Savings

+22

Response time2 days
20 neighbors recently requested a quote
Recommended by94%of homeowners
Avatar for Whitestone Heating and Cooling
Whitestone Heating and Cooling
4.9(
30
)

Serving Dayton, NJ and surrounding areas

Approved

In business since 2010

Free estimates

Emergency services offered

"I am beyond impressed with the quality of work, professionalism and extremely reasonable pricing from Whitestone Heating and Cooling. I highly recommend this business for your AC and/or heating needs!"
Additional Photos
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+14

Response time6 hrs
13 neighbors recently requested a quote
Recommended by100%of homeowners
Avatar for Raynor Services- Electrical/HVAC/Generators/Solar
Raynor Services- Electrical/HVAC/Generators/Solar
4.5(
156
)

Serving Dayton, NJ and surrounding areas

Approved

In business since 1994

Free estimates

Emergency services offered

"Bought a house last year that was built in the 40s. Though the service panel had been updated most of the outlets and wiring had not. Called Raynor and they were very courteous and prompt. They kept us informed as to when the technician would arrive. The technician was very courteous and professional as I explained all the work I wanted done; 5 outlets with its own breaker in the room that was to become our office. 1 GFI in the upstairs bathroom to satisfy the CO inspector. 1 outlet in the living room for the TV. 1 outlet in the master bedroom for the AC. 2 exterior outlets for the front and side of the house. It took 2 days to get it all done but it was well worth it. The technicians were very courteous and cleaned up after themselves when they were done. Would most definitely recommend their services."
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Replacing an outdoor air conditioner with a high efficiency, consumer reported top rated American Standard unit.  Level, wired properly, and completed beyond code and required standards.  Thank goodness for a team that cares and loves what they do AND our customers.
Great technicians who have amazing skill and are just good humans too.

+6

Response time11 hrs
Response rate92%
78 neighbors recently requested a quote
Avatar for American Dream Heating and Cooling, LLC
American Dream Heating and Cooling, LLC
4.7(
63
)

Serving Dayton, NJ and surrounding areas

Approved

In business since 2011

Free estimates

Emergency services offered

"The instillation of my new central air conditioner was done very well in two days. The staff was friendly and courteous. I would recommend this company."
 Affordable Standard Efficiency Trane Unit
 Rose's Custom Project
 Project in Parlin, NJ
 Project in Manalapan
 Dr. Desai's Ultra Efficiency Project

+29

Response time12 hrs
Response rate89%
9 neighbors recently requested a quote
Avatar for Petro Home Services
Petro Home Services
4.3(
103
)

Serving Dayton, NJ and surrounding areas

Approved (Corporate)

In business since 1903

Emergency services offered

Warranties offered

"There was a snag at the beginning when they realized, after beginning to dig, that the AC unit was on top of the oil tank and they'd have to call someone in to move it before digging could continue. That delayed things a few days, but thereafter they did a good job of digging and were very careful with our trees. They also took care not to ruin the lawn with the machinery. The new tank and heater were quickly put in the basement with no problems."
Additional Photos
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Response time6 days
14 neighbors recently requested a quote
Recommended by86%of homeowners
Avatar for Fontaine-Repair Heating A/C, LLC
Fontaine-Repair Heating A/C, LLC
4.7(
52
)

Serving Dayton, NJ and surrounding areas

Approved

In business since 1996

Emergency services offered

Credit card accepted

"Mike and his crew are knowledgeable, courteous, friendly and super air. I have never seen such honest pricing. I highly recommend using them for your air conditioning and heating needs."
Cooling only AHU
Mini Split ODU
Dirty coil pre cleaning.
Dirty Coil Pre Cleaning
Condensing unit during cleaning

+2

Response time5 hrs
Recommended by100%of homeowners
Avatar for Hutchinson Plumbing Heating Cooling, LLC
Hutchinson Plumbing Heating Cooling, LLC
3.9(
111
)

Serving Dayton, NJ and surrounding areas

Approved

In business since 1948

Free estimates

Credit card accepted

"Mike the company consultant was excellent. Explained all my options very knowledgeable. Sean and crew excellent answered all my questions. explained system Always on time. Replaced oil heat system too gas."
Hutchinson Vans
Response time1 day
Response rate93%
10 neighbors recently requested a quote
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FAQs for air conditioning projects in Dayton, NJ

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 Dayton, NJ homeowners’ guide to air conditioning services

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