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Find Air conditioning pros in Katonah

Avatar for Perfect Air Solutions
Perfect Air Solutions
4.8(
118
)

Serving Katonah, NY and surrounding areas

Approved

Super Service Award Winner

In business since 2010

Free estimates

Emergency services offered

"The entire process was handled professionally, quickly and at a decent price. John was nice and willing to work with us. Definitely recommend Perfect Air Solutions!"
Mitsubishi Install
Mitsubishi Install
Mitsubishi Install
Mitsubishi Install
Carrier Furnace replacement

+5

Response time1 day
101 neighbors recently requested a quote
Recommended by91%of homeowners
Avatar for Abel Air
Abel Air
4.6(
11
)

Serving Katonah, NY and surrounding areas

Approved

In business since 1989

Free estimates

Emergency services offered

"Abel Air came to the rescue! Doug was a godsend for us on one of the coldest days of the winter. He replaced our boiler in a timely manner and did so within the quoted price he first gave us. There was some wrinkles and additional work he did not expect, but he did it all for the same price he initially quoted. Doug and his team are thorough, communicative and completely professional. I would recommend Abel Air for all your HVAC needs. Doug is also one of the nicest guys we have encountered to do work on our home."
Additional Photos
Additional Photos
Additional Photos
Additional Photos
Additional Photos

+2

15 neighbors recently requested a quote
Recommended by100%of homeowners
Avatar for CJ Mechanical
CJ Mechanical
5.0(
90
)

Serving Katonah, NY and surrounding areas

Approved

In business since 2014

Free estimates

Credit card accepted

"On short notice I made the request to get my central air condition repaired and CJ Mechanical was the able to get to my home within couple hours. Joseph was immediately able to identify the problem and shortly after have the system running. He also perform a complete service of the system and advise on things I can do on my own to keep the system operating properly."
High-efficiency conversion
High efficiency conversion
High efficiency conversion.
High-efficiency conversion
97% furnace

+7

Response time5 hrs
3 neighbors recently requested a quote
Recommended by97%of homeowners
Avatar for MANNY HVAC PROFESSIONAL
MANNY HVAC PROFESSIONAL
5.0(
3
)

Serving Katonah, NY and surrounding areas

Approved

In business since 2020

Free estimates

Credit card accepted

"I changed my air conditioning machine and everything was perfect, arrival on time, good service, good price. And most importantly, excellent clean and well done work. I recommend it 100×100. Thank you Manny."
Heat Pump Install
Heat Pump Install
Heat Pump Install
Heat Pump Install
Heat Pump Install

+39

9 neighbors recently requested a quote
Avatar for Abel Air Conditioning & Heating Systems
Abel Air Conditioning & Heating Systems
4.0(
28
)

Serving Katonah, NY and surrounding areas

Approved

In business since 1989

Free estimates

Emergency services offered

"Doug and his team did an excellent Job with the installation of our new boiler. He was able to match a competitor's price and complete the job in a timely matter. I would not hesitate using Abel for my next heating or air conditioning project."
HVAC
HVAC
HVAC
Call now at (917) 528 - 0702 or (914) 557 - 1838
Response time1 day
7 neighbors recently requested a quote
Recommended by91%of homeowners
Avatar for Metro-Aire Heating & Air Conditioning
Metro-Aire Heating & Air Conditioning
5.0(
5
)

Serving Katonah, NY and surrounding areas

Approved

In business since 1988

Free estimates

Emergency services offered

Since 1988, Metro-Aire has provided HVAC services for customers in Peekskill, NY, and across the Lower Hudson Valley. We proudly serve residential and commercial clients throughout the region with quality, affordable heating, and cooling services. We believe in always going the extra mile for our customers. As the HVAC industry has grown and changed, Metro-Aire has evolved to keep pace with innovations by manufacturers. Our company offers the most energy-efficient heating, ventilation, and cooling products on the market.

Response time2 days
24 neighbors recently requested a quote
Avatar for One Hour Heating and Air Conditioning of Westchester
One Hour Heating and Air Conditioning of Westchester
4.8(
5
)

Serving Katonah, NY and surrounding areas

Approved

In business since 2025

Free estimates

Emergency services offered

One Hour Heating & Air Conditioning of Westchester provides professional heating and cooling service, repair, and installation for homeowners who want the job done right.\n\nAs a locally owned and operated company, we focus on dependable service, proper diagnosis, quality workmanship, and clear communication from start to finish. Whether you need help with no heat, no AC, poor airflow, or a system replacement, our team is here to help.\n\nFully licensed and insured. Always On Time, Or You Don’t Pay A Dime!\n\nOur goal is simple: diagnose the problem correctly and fix it the right way so you’re not dealing with the same issue again. We provide solutions that are built to last—not temporary fixes—and stand behind our work long after the job is complete.\n\nContact us today to schedule service and experience the One Hour difference.\n\nFully Licensed: WC-39351-H25

Response time8 hrs
29 neighbors recently requested a quote
Avatar for Balunek HVAC, LLC
Balunek HVAC, LLC
5.0(
7
)

Serving Katonah, NY and surrounding areas

Approved

In business since 2018

Free estimates

Emergency services offered

"We can't say enough about The Belunek Company. Dave (the owner) provided us with a detailed report of his service along with a very fair price for his services. Our drainage system was damaged which led to flooding of the drains around our house. Then, you guessed it, we battled with flooding in our basement. He did a fabulous job and respected our property from beginning to end. He gently removed and replaced hedges that impeded the repair. The repair was reseeded and the hedges were mulched after he replaced them. The job is finished and he left the work area better than he found it. We received quotes for 5 times as much for half the work. Don't look any further for quality work at a price that is more than reasonable."
HVAC Work
HVAC Work
HVAC Work
HVAC Work
HVAC Work

+3

Response time20 mins
2 neighbors recently requested a quote
Recommended by100%of homeowners
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FAQs for air conditioning projects in Katonah, NY

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 Katonah, NY homeowners’ guide to air conditioning services

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