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Avatar for Airco Home Comfort Services LLC
Airco Home Comfort Services LLC
4.7(
33
)
Ductless Mini-split A/C - Install or ReplaceWindow A/C Unit - Service or RelocateCentral A/C - Install - For Business+2 more

Serving Westminster, MA and surrounding areas

Approved

In business since 1998

Free estimates

Warranties offered

"Airco is a great family-owned and operated business, very fair and knowledgeable. They replaced our forced air central heating system (oil) in a day, and were quick to respond and get to work despite how busy things were during the January cold-spell. I would highly recommend for your heating and cooling needs!"
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+4

Response time2 days
2 neighbors recently requested a quote
Recommended by96%of homeowners
Avatar for New England Quality Air Solutions
New England Quality Air Solutions
4.7(
296
)
Air Ducts & Vents - Clean

Serving Westminster, MA and surrounding areas

Approved

In business since 2005

Free estimates

Offers commercial services

"Deserving more than 5 stars on all. Customer Service which I had not experienced with duct cleaning + business previously ! explaining all their process before beginnng actual cleaning. I asked for several of their business cards to share! I have never done so with any other " cleaning " air quality Service! I had spoken to a local high sales realtor within the same morning to recommend, as I gave her his business cards! I will continue to recommend NEQAS to anyone I know who uses or will be needing such services. Taking pictures inside ducts ,before doing any work, directly in front of you is quite impressive display of honesty.comparing the before and after pictures are easy to recognize same ductwork. Honesty flows as a natural way of doing business. I am very impressed with total interactions from scheduling with Debbie, including her explanations of fees etc. and follow up emails, as we have bad to no cell service at location. Schedule was met entirely as planned. Would never call or recommend any other company. VT is lucky to have them Service`our area."
Before Cleaning-Air Ducts
Air Duct - After Cleaning
Before-Air Duct Cleaning
Air Duct Cleaning
Before-Air Duct Cleaning-Commercial

+6

Recommended by98%of homeowners
Avatar for Everclean Air LLC
Everclean Air LLC
4.8(
43
)
Air Ducts & Vents - Clean

Serving Westminster, MA and surrounding areas

Approved

Super Service Award Winner

In business since 2023

Free estimates

Emergency services offered

"This was one of the best service experiences I've had. Gabriel was excellent. He was polite, respectful of my home, explained the service thoroughly and answered all my questions. A pleasurable experience from start to finish. Highly recommend. Will be sure to tell friends and family about this service for their air system needs. Thank you!"
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+2

Response time7 hrs
Response rate100%
6 neighbors recently requested a quote
Avatar for Emerald HVAC LLC
Emerald HVAC LLC
5.0(
15
)
Central A/C - Service or Repair

Serving Westminster, MA and surrounding areas

Approved

Super Service Award Winner

In business since 2024

Free estimates

Small jobs welcome

"My central AC unit has been broken for several years. intermittently working during hot summers. I've had several HVAC companies come to diagnose and all of them told me different things: replace the whole system, new lines, etc. potentially costing tens of thousands of dollars. So I decided to troubleshoot by myself and pinpointed the issue: the filter dryer needed to be replaced. No company wanted to do this small job. I called Emerald HVAC and told them about my issue, they sent in José, who diagnosed the issue to be what I said. He replaced the filter dryer and the AC unit works perfectly now after several years! In short, Emerald HVAC will be my first choice for any HVAC work in the future. They are honest, professional, and reasonably priced. I recommend them without reservation!"
Response time1 day
Response rate93%
30 neighbors recently requested a quote
Avatar for Pro Air Duct Cleaning, Inc.
Pro Air Duct Cleaning, Inc.
4.6(
54
)
Air Ducts & Vents - Clean

Serving Westminster, MA and surrounding areas

Approved

In business since 2005

Free estimates

Offers commercial services

"I recently had my air ducts cleaned by Pro Air Duct Cleaning, Inc and was extremely impressed. The technicians, were professional, prompt, and thorough. They used specialized high-powered vacuums and explained the entire process as they went. They even showed me before-and-after photos, which made a huge difference in seeing the results. The area was left spotless, and the air quality in my home is noticeably fresher—it’s like the house can finally breathe again. after their thorough cleaning, the difference is night and day. The crew was courteous, and were very respectful of my home. They didn't just clean the vents; they ensured the entire system was running efficiently. Truly a job well done!"Excellent work and highly recommended!"
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Floor Vent

+12

Response time1 day
4 neighbors recently requested a quote
Recommended by83%of homeowners
Avatar for Accurate Heat-Air Services, Inc
Accurate Heat-Air Services, Inc
4.1(
12
)
Central A/C - InstallCentral A/C - Install - For BusinessCentral A/C - Service or Repair+2 more

Serving Westminster, MA and surrounding areas

Approved

In business since 1989

Free estimates

Emergency services offered

"Punctual, professional, and repaired/properly installed a heating/air conditioning unit that had been previously installed incorrectly. However, we did not call around for pricing. After a poor experience with a lower cost service, we just wanted the job done right. We would definitely call them again."
7 neighbors recently requested a quote
Recommended by70%of homeowners
Avatar for Advanced Energy Concepts of Worcester, Inc.
Advanced Energy Concepts of Worcester, Inc.
3.9(
138
)
Central A/C - InstallDuctless Mini-split A/C - Install or Replace

Serving Westminster, MA and surrounding areas

Approved

In business since 1990

Free estimates

Emergency services offered

"Helpful initial estimate consultation. Very clear on suggestions for resolution of issues and improvements. AC techs very friendly and patiently answered questions from curious homeowner during repairs. Addressed comments and concerns as well. Will use them again for further improvements to system."
Response time3 days
Response rate85%
31 neighbors recently requested a quote
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Air Conditioning questions, answered by experts

The cost to replace an AC unit averages around $5,900, with a typical range between $3,900 and $8,020. The final price depends on several factors, including the type and size of the air conditioner, its efficiency rating, your geographic region, and labor costs for installation. Smaller units like portable and window ACs are much less expensive, costing between $90 and $550, compared to central or ductless systems. If your current unit is less than 10 years old, repairing it may be more cost-effective than a full replacement.

Yes, you can run an attic fan with the AC on. In fact, you don’t have a choice with a passive attic fan. Plus, when an attic fan draws out hot air from the attic, it helps regulate the temperature of your whole home, so your AC doesn't have to work as hard.

As mentioned above, not all HVAC Schrader valves are necessarily the same. While the valve core and pin or spring size on Schrader valves used for HVAC are generally similar, the valves are not all universal and interchangeable. The size of Schrader valves varies depending on whether it's used in an air conditioner, bicycle tire, or motor vehicle tire.

The decision to put your AC unit on the roof or ground depends on the climate in your area, the roof shape, accessibility, and budget. If you live in a warm climate or don’t have existing ductwork, it’s likely best to stick to a traditional AC unit that sits on the ground. However, if you lack yard space, live in a mild climate, and have easy access to the roof, your home may benefit from a rooftop AC unit. 

It’s never a good idea to run your AC without a filter, even just for a night. The filter defends your HVAC system from the dust, dirt, debris, and other grime in your home. Without a filter, those contaminants are more likely to get inside your system and potentially damage it. 

The Westminster, MA homeowners’ guide to air conditioning services

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