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Top-Rated Air conditioning pros in Duanesburg - Updated Nov 2026

Avatar for A-1 Heating and Cooling Enterprises
A-1 Heating and Cooling Enterprises
4.9(
112
)
Central A/C - Service or Repair

Serving Duanesburg, NY and surrounding areas

Approved

In business since 2018

Free estimates

Emergency services offered

"Will Nichols, the owner, attempted the fix my 24-year-old air conditioning unit before telling me I needed a new one. Took most of the day to replace it since I have a boiler and not a furnace, so the air conditioning is an entirely separate unit. I was completely satisfied with the experience and will use A1 for routine maintenance."
Response time7 hrs
2 neighbors recently requested a quote
Recommended by93%of homeowners
Kenny Do-It HVAC, LLC
5.0(
10
)
Central A/C - InstallDuctless Mini-split A/C - Install or ReplaceCentral A/C - Service or Repair+4 more

Serving Duanesburg, NY and surrounding areas

Approved

Super Service Award Winner

In business since 2025

Free estimates

Credit card accepted

"We've now had two amazing experiences with Kenny Do-It & Principe. We needed a quick fix in our AC unit and they responded immediately. We most recently hired them to install a central air unit in our new cabin and we are so happy we moved forward with them. Their communication is spot on and they were wonderful to work with. Absolutely recommend! Excellent work and great people."
Response time9 hrs
16 neighbors recently requested a quote
Avatar for FloBros Heating & Cooling
FloBros Heating & Cooling
5.0(
9
)
Central A/C - Service or RepairCentral A/C - Service or Repair - For BusinessCentral Air Cleaner - Repair or Service+1 more

Serving Duanesburg, NY and surrounding areas

Approved

Super Service Award Winner

In business since 2023

Free estimates

Emergency services offered

We are a locally owned and operated company. We value honesty and integrity in all aspects of our business. We offer a variety of home improvement services that are customized to each individual project. We pride ourselves on the quality of our work, as well as our commitment to outstanding results. We look forward to building lasting relationships with our clients and guarantee your satisfaction!

New AC
Mini Split Heat Pumps
Response time5 hrs
Response rate100%
9 neighbors recently requested a quote
Avatar for Reid’s Painting & Handyman Services
Reid’s Painting & Handyman Services
5.0(
47
)
Window A/C Unit - InstallWindow A/C Unit - Install - For Business

Serving Duanesburg, NY and surrounding areas

Approved

Super Service Award Winner

Free estimates

Emergency services offered

Warranties offered

"Excellent contractor! Very knowledgeable with simple and effective explanation. This service provider was able to successfully rebuild window trim, insulate/foam, and paint a great number of exterior windows efficiently. I definitely plan on hiring again. Great integrity and honesty with with a wide variety of skill. I've saved this company's contact information to hopefully help me do some insulation/sealing/weatherproofing in my basement."
Additional Photos
Additional Photos
Additional Photos
Additional Photos
Ceiling before photo

+18

Response time2 days
Response rate100%
2 neighbors recently requested a quote
Avatar for One Peace, LLC
One Peace, LLC
4.9(
17
)
Window A/C Unit - InstallWindow A/C Unit - Install - For Business

Serving Duanesburg, NY and surrounding areas

Approved

Super Service Award Winner

Free estimates

Customers say: True professional

"Outstanding. Joe arrived in the morning and worked the entire day. He worked both inside and outside. He installed a heater fan in the bathroom ceiling, repaired two ceiling with water damage, installed a new storm door and repaired en exterior window frame that had multiple areas that were rotting. He is easy going and hard working. I will definitely be hiring him again."
Tile
Pressure washing
Flooring Sales/Installation/Repair Project
Handyman Services Project
Tile

+35

Response time3 days
Response rate100%
Recommended by41%of homeowners
Moore4Less Property Maintenance
New to Angi
Outdoor Mist Cooling System - InstallOutdoor Mist Cooling System - Service or Repair

Serving Duanesburg, NY and surrounding areas

Approved

I’m a hardworking, motivated, and dependable person who takes pride in doing quality work. I’m very personable and treat every customer’s property with the same care and respect I would give my own. I enjoy working outdoors and helping homeowners keep their properties looking their best. I’m committed to showing up when I say I will, communicating clearly, and making sure the job is done right. My goal is to provide reliable service and build lasting relationships with my customers.

1 neighbors recently requested a quote
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FAQs for air conditioning projects in Duanesburg, 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 Duanesburg, NY homeowners’ guide to air conditioning services

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