116 W. Piccadilly St. STE 3
Winchester, VA 22601
540-868-0110

Have any feedback for us? We'd love to hear it! Call us at (540) 456-9993 and let us know how we are doing.


Local Reviews

Rated 5.0 out of 5 stars based on 46 customer reviews

Excellent service! Highly recommend!

HVAC replacement install. Carl was prompt, courteous and constantly kept me in the know of what was going on. Some issues arose with the install but Carl worked through them with patience. The install took longer than planned, but Carl worked diligently. I will use him in the future for servicing this unit as well as my other unit. Carl is meticulous and detailed in his work. He does not cut corners and does the job required. Pricing is very fair. His quote included a few other things other installers did not even consider and his price was even a little lower than other installers for similar equipment.


Response from CW Mossor Heating and Cooling:

Thank you. I am very happy that you are pleased with the work and hope to continue providing excellent service in the future as well.

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Great Service Provider

It’s been 3 years since I started using Carl’s service, and I’ve never been disappointed. Honest, hard working, and a true professional. You receive an arrival time, and it’s not a 4 hour window. If he says 10am, you can trust he will be there. Thank you

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Excellent Heating AC service

Came the same day that I had my issue and followed up until the job was done very professional, clean and courteous


Response from CW Mossor Heating and Cooling:

Thank you for your kind words, Pam! We're glad we could help you with your issue and that you were satisfied with our service. We appreciate your business and look forward to serving you again in the future.

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Good customer service

Heater went down during a snow storm. Carl came out next day and diagnosed the issue and was able to fix it same day. I felt the price was very fair also. Would call again.


Response from CW Mossor Heating and Cooling:

Thank you for your kind words, Travis. We appreciate your business and are glad we were able to get your heat pump fixed quickly and efficiently.

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Furnace service and repairs

Mr Mossor was here on time as promised he was very good in checking my system out and finding two issues that needed immediate attention. He got the parts and fixed them in a short period of time and his prices we very reasonable and I would use him again


Response from CW Mossor Heating and Cooling:

Thank you. We are happy to bring you peace of mind and certainly would be glad to serve you in the future.

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Great work and service

Always helpful always on time fair pricing and always willing to help to do some extra things like changing a filter that I can’t reach. I always recommend Carl to other friends


Response from CW Mossor Heating and Cooling:

Thank you. It's always a pleasure to assist in making your life more enjoyable and comfortable.

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Excellent service

We received great service from Carl on our furnace today! We are ready for what the winter will bring.


Response from CW Mossor Heating and Cooling:

"Thank you for your kind words, Matthew! We're glad we could provide you with great service.

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Home owner

Excellent service and responds to service calls quickly


Response from CW Mossor Heating and Cooling:

Diane, thank you for your 5-star review! We appreciate your feedback and are committed to providing excellent service to all of our customers. We will continue to respond to service calls quickly and efficiently. Sincerely, Carl Mossor

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Excellent Service

Mr. Mossor always informed me of what he was doing each day he came to my house to replace my upstairs furnace and AC unit. Was on time everyday and took great care while working in my home. I could not have contracted with a better person.

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Excellent Service

Very customer friendly, did a great job on the repairs. Didn’t take long to get everything up and running properly. Would recommend using them. I would definitely call for any issues.

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Excellent Service

CW Mossor's contract price is reasonable and he scheduled a service/inspection appointment without delay. His invoice and report were thorough and professional. We hope to continue using Carl's company for years to come. Thank you!

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Excellent service!

I appreciate Carl's promptness, attention to detail, and explanations of service recommendations. I've never felt pressured from an "upsell" that I've encountered from some other HVAC companies.

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Wonderful job ! Fast same day service !

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Competent and dependable

Carl was able to get to our house on short notice on a weeknight when we sprang a radiator leak just before Thanksgiving with a houseful if guests on the way! Looked like a disaster looming but he got the problem stopped quickly and gave us an accurate estimate of the time it would take to get the radiator replaced. He always showed up on the date and time he promised. He was very clear in his communications via text messaging. All in all he did a first- class job! Will definitely call on him again in the future for our furnace & radiator care.

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Knowledgeable service at a fair price

Carl was quick to respond to our request, he offered a fair comparable price to other companies and he was able to point out some installation issues for a new unit that other service techs had not noticed prior to beginning installation.

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Job Locations

Carl  M.

Carl M. Job Checkin

Air conditioning service call. Performed AC repair on Carrier.

Air conditioning service call. Performed AC repair on Carrier.

Carl  M.

Carl M. Job Checkin

Duct Cleaning.

Duct Cleaning.

Carl  M.

Carl M. Job Checkin

Air Conditioning maintenance call. Performed AC tuneup on Rheem. Water washed the outside coil.

Air Conditioning maintenance call. Performed AC tuneup on Rheem. Water washed the outside coil.

Carl  M.

Carl M. Job Checkin

Air conditioning maintenance call. Performed AC tuneup on Rheem. Washed outside coil.

Air conditioning maintenance call. Performed AC tuneup on Rheem. Washed outside coil.

Carl  M.

Carl M. Job Checkin

Air conditioning maintenance call. Performed AC tune-up on Goodman. Water washed outside coil and chemically cleaned the blower wheel and blower housing. Dry cleaned the blower motor.

Air conditioning maintenance call. Performed AC tune-up on Goodman. Water washed outside coil and chemically cleaned the blower wheel and blower housing. Dry cleaned the blower motor.

Carl  M.

Carl M. Job Checkin

Air conditioning maintenance call. Performed air conditioning tuneups on Heil. Water washed the outside coils.

Air conditioning maintenance call. Performed air conditioning tuneups on Heil. Water washed the outside coils.

Carl  M.

Carl M. Job Checkin

Air conditioning service call. Had to rework new construction ductwork because start collars were originally installed incorrectly allowing debris and unconditioned contaminated air into the home.

Air conditioning service call. Had to rework new construction ductwork because start collars were originally installed incorrectly allowing debris and unconditioned contaminated air into the home.

Carl  M.

Carl M. Job Checkin

Air conditioning maintenance call. Performed AC tune-up on Lennox.

Air conditioning maintenance call. Performed AC tune-up on Lennox.

Carl  M.

Carl M. Job Checkin

Air conditioning service call. Found condensation pump not ejecting water. Replaced condensation pump on Goodman equipment.

Air conditioning service call. Found condensation pump not ejecting water. Replaced condensation pump on Goodman equipment.

Carl  M.

Carl M. Job Checkin

Air Conditioning installation call. Performed AC install on Rheem.

Air Conditioning installation call. Performed AC install on Rheem.

Carl  M.

Carl M. Job Checkin

Air Conditioning service call. Performed AC repair on Goodman.


Carl  M.

Carl M. Job Checkin

Air conditioning installation call. Installed a high efficiency 19 SEER2 Rheem side discharge heat pump system.

Air conditioning installation call. Installed a high efficiency 19 SEER2 Rheem side discharge heat pump system.

Carl  M.

Carl M. Job Checkin

Air Conditioning repair call. Replaced condenser fan motor and capacitor on Lennox.

Air Conditioning repair call. Replaced condenser fan motor and capacitor on Lennox.

Carl  M.

Carl M. Job Checkin

Air Conditioning maintenance call. Performed AC or air conditioner tune up on Lennox.

Air Conditioning maintenance call. Performed AC or air conditioner tune up on Lennox.

Carl  M.

Carl M. Job Checkin

Air Conditioning maintenance call. Performed AC or air conditioning maintenance on Bryant. Water washed the outside coil. Flushed the condensation piping. Cleaned EZ trap.

Air Conditioning maintenance call. Performed AC or air conditioning maintenance on Bryant. Water washed the outside coil. Flushed the condensation piping. Cleaned EZ trap.