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Find Air conditioning pros in Alton Bay

Avatar for CRS Heating and Cooling, Inc.
CRS Heating and Cooling, Inc.
4.9(
72
)

Serving Alton Bay, NH and surrounding areas

Approved

In business since 2018

Free estimates

Emergency services offered

"Cody was great he figured out why our air-conditioning unit was leaking, he had to come back twice in the same day and didn t charge me for the second visit!"
Response time7 hrs
Response rate86%
2 neighbors recently requested a quote
Avatar for Freedom Air Mechanical
Freedom Air Mechanical
4.8(
14
)

Serving Alton Bay, NH and surrounding areas

Approved

In business since 2021

Free estimates

Emergency services offered

"Repairs were excellent and thorough "even well documented". The tech found units low on coolant. He identified and repaired multiple refrigerant leak points. I have dealt with many HVAC contractors over the years and Freedom Air Mechanical is one of the best. I highly recommend."
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+36

Response time2 days
6 neighbors recently requested a quote
Recommended by92%of homeowners
Avatar for Bigfoot HVAC
Bigfoot HVAC
4.9(
25
)

Serving Alton Bay, NH and surrounding areas

Approved

In business since 2000

Emergency services offered

Warranties offered

"He was able to fit me in the same day I contacted him. Prices are incredibly fair. He works fast to set the parts needed and to schedule getting them installed to get you up and running. I'd highly recommend bigfoot HVAC for all your heating needs"
Response time1 day
Recommended by92%of homeowners
Avatar for Palmer Gas & Oil
Palmer Gas & Oil
4.6(
88
)

Serving Alton Bay, NH and surrounding areas

Approved

Super Service Award Winner

In business since 1932

Free estimates

Emergency services offered

"Thank you ZACK for your professionalism taking pictures of the work you did cleaning the filters of my A/C system outside. This is the first time anyone showed me pictures of the work they did. You were kind and explained to me when was the best time to have my heating system checked and when to call to make an appt. for the fall. You were knowledgeable, caring, and I felt safe with you. What a GREAT employee to represent Palmer Gas. Also, Thank you Customer Service Rep. MICHELLE L. - you answered all questions asked of you in a friendly and professional way. That is why I stay with Palmer Gas. Heidi Ricci"
Additional Photos
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+11

2 neighbors recently requested a quote
Recommended by94%of homeowners
Avatar for Total Climate Control
Total Climate Control
3.4(
194
)

Serving Alton Bay, NH and surrounding areas

Approved

In business since 2008

Free estimates

Warranties offered

"I hired TCC three weeks ago to install a heat pump mini-split systems for my 4 BR home. Their quote was competitive, their install went as planned, and the technicians were super knowledgeable and worked hard to do it right. I am thrilled with the results. I have recommended them to family already and TCC will get more business."
Central AC
New Gas boiler
All new hydronics
All new hydronics
51 neighbors recently requested a quote
Recommended by86%of homeowners
Avatar for Hometown Heating & Air
Hometown Heating & Air
5.0(
3
)

Serving Alton Bay, NH and surrounding areas

Approved

In business since 2022

Free estimates

Emergency services offered

Our mission at Hometown Heating & Air is to provide exceptional heating, ventilation, and air conditioning services to our customers, while maintaining the highest standards of honesty, integrity, and customer satisfaction. Experience the difference of a family-owned and operated business. Trust us to keep your home comfortable all year round. Call now for a free in-home estimate and let us show you what sets us apart from the rest!

12,000 BTU floor mounted console
cassette style Mini split
Indoor 9,000 BTU high wall head.
36,000 BTU outdoor condenser
Additional Photos

+25

Response time1 day
17 neighbors recently requested a quote
Recommended by50%of homeowners
Avatar for Heritage Home Service
Heritage Home Service
4.5(
460
)

Serving Alton Bay, NH and surrounding areas

Approved (Corporate)

In business since 1988

Free estimates

Emergency services offered

"Proactive Comfort (aka Harry Wells) has been great to work with. They are very responsive; dependable; and reliable. I would highly recommend them."
Generator Installation
Light Fixture Service
Oultet services
Indoor Outlet Service
HVAC Outdoor Unit

+16

Response time1 day
292 neighbors recently requested a quote
Recommended by95%of homeowners
Sunrise Heating and Cooling
5.0(
5
)

Serving Alton Bay, NH and surrounding areas

Approved

In business since 2023

Free estimates

Credit card accepted

We are a locally owned and operated company that values honesty and integrity and treats your home as if it were our own. We offer a variety of Heating and Cooling services that are customizable to each individual project. You will find us to be competitively priced, paying close attention to the details of each and every project that we are involved with. We look forward to building lasting relationships and guarantee your satisfaction!

28 neighbors recently requested a quote
Recommended by40%of homeowners
Avatar for Barrington Solutions Plumbing & Heating LLC
Barrington Solutions Plumbing & Heating LLC
5.0(
8
)

Serving Alton Bay, NH and surrounding areas

Approved

In business since 2024

Free estimates

Emergency services offered

Customer satisfaction is what determines our success, which is why we take a hands-on approach. When interacting with Barrington Solutions Plumbing & Heating LLC, you'll notice that we're particularly focused on the principles of quality workmanship, timely completion, competitive pricing and integrity in all our business dealings. We combine knowledge and research with our extensive practical experience to ensure a specialized approach for your project needs. Contact us today for a fair and accurate estimate of your project. We look forward to adding you to our long and growing list of happy customers.\n

Shower valve replacement
laundry facilities
laundry facilities
oil change
oil change

+7

77 neighbors recently requested a quote
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FAQs for air conditioning projects in Alton Bay, NH

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 Alton Bay, NH homeowners’ guide to air conditioning services

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