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Avatar for Conger's Heating & Cooling, Home Heating Oil Delivery & HVAC Services
Conger's Heating & Cooling, Home Heating Oil Delivery & HVAC Services
4.9(
24
)

Serving Gardner, MA and surrounding areas

Approved

In business since 2000

Free estimates

Emergency services offered

"Great family run business. Installed a Mitsubishi mini-split in our detached garage. I needed to reschedule our first install day and they were very flexible. Install day came, unit was installed as planned, area was cleaned up like they were never there. Would also recommend using their electrician. Very fair price and great work. Value for your money can’t be beat. Highly recommend Shawn Conger and his wife. Great team!"
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 Buderus

+10

Response time4 hrs
2 neighbors recently requested a quote
Recommended by73%of homeowners
Avatar for ENDLESS ENERGY NEW ENGLAND, INC.
ENDLESS ENERGY NEW ENGLAND, INC.
4.7(
20
)

Serving Gardner, MA and surrounding areas

Approved

In business since 1980

Free estimates

Emergency services offered

Endless Energy is a trusted local HVAC and Plumbing Company servicing the majority of the state of Massachusetts with office in Marlborough, Needham, and Randolph. Specializing in Heat Pumps, Central AC, Furnaces, and Boilers, we have Master Plumbers, Electricians, and HVAC Technicians all under one roof reducing your need to find multiple contractors! We are also a Mass Save partner and can conduct your no cost Mass Save Home Energy Assessment and install any recommended insulation.\n\nWe can help you with: \n*Heating Repairs, Installation, & Service\n*AC Repairs, Installation, & Service\n*Plumbing Repairs, Installation & Service\n*Water Heater Replacement & Service\n*Indoor Air Quality Solutions\n*Ductwork & Line Set Solutions\n*Electrical Panel Upgrades and Replacement\n*Insulation \n*No Cost Home Energy Assessments\n\nA Mass Save certified contractor with an A+BBB rating. All of our skilled technicians undergo an extensive background and drug screening prior to being hired to our team!

Holliston Heat Pump
Boston Heat Pump
Natick Ducted System
18 neighbors recently requested a quote
Recommended by70%of homeowners
Avatar for Weathervane Home Energy, LLC
Weathervane Home Energy, LLC
5.0(
7
)

Serving Gardner, MA and surrounding areas

Approved

Super Service Award Winner

In business since 2024

Free estimates

Warranties offered

"I had an excellent experience with Stephanie, Tim, and Spencer during the installation of my mini split system. From the very beginning, they were professional, friendly and communicative. They took the time to explain how the installation process would work and made sure I understood all the benefits of swtiching to the system. I felt well informed and supported. Since the installation, the system has made a huge difference in my hosuehold. The units are quiet, efficient, and give me the ability to control the temperature in all rooms in my household. Not only does it keep the space comftorable by replacing AC's but I've noticed the air quality and drop in my electricity bills are better. I"m grateful for the work this team did and would recommend them toothers. I trust them completely and wouldn't hesitate to use them in the future again. Thank you!"
Heat Pump Condensers
Ductless Mini Split
Response time1 day
Response rate91%
22 neighbors recently requested a quote
Avatar for Advanced Energy Concepts of Worcester, Inc.
Advanced Energy Concepts of Worcester, Inc.
3.9(
137
)

Serving Gardner, MA and surrounding areas

Approved

In business since 1990

Free estimates

Emergency services offered

"Top notch vikki had her guys here asap to check my old a/c unit out when the tech said it was gone that Monday the appraiser came out 2 days after that had quote and a week after that install in 1 day . Guys where awesome new what they where doing had it done in no time... highly recommend for any a/c our heating issues awesome people..thank you advance especially vikki she was awesome."
Response time3 days
36 neighbors recently requested a quote
Recommended by48%of homeowners
Avatar for Modern Energy
Modern Energy
4.6(
11
)

Serving Gardner, MA and surrounding areas

Approved

In business since 2017

Free estimates

Emergency services offered

"The guys at Modern Energy did an excellent job, Ryan was VERY responsive and got me the best deal possible. These past two summers showed how beneficial this type of system mini-splits are. Highly recommend!"
Fujitsu System in Paxton
Mitsubishi Multi-Zone Heat Pump System
Fujitsu System in Paxton
Mitsubishi Multi-Zone Heat Pump System
Fujitsu System in Paxton

+4

Response time3 days
Response rate100%
143 neighbors recently requested a quote
Modern Energy LLC
4.8(
2
)

Serving Gardner, MA and surrounding areas

Approved

In business since 2017

Free estimates

Customers say: Quality work

With deep roots in the energy efficiency world, we always make sure to install the most efficient, cost-effective products on the market. Plus - we have in house staff to help our customers handle the rebate and financing process! Modern Energy is a top rated Mass Save contractor that specializes in Whole Home Heat Pump installation for both residential and commercial customers. \n

Recommended by100%of homeowners
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FAQs for air conditioning projects in Gardner, MA

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 Gardner, MA homeowners’ guide to air conditioning services

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