Recent Jobs and Reviews
Job Locations and Reviews
Carl M.
Gas furnace service call. Gas furnace was leaking condensation from the heat exchanger. Condensation from high-efficiency furnaces are very acidic and rust. Metal components promptly. Carrier Gas furnace will need to be replaced.
Winchester, VA 22601
Carl M.
Propane gas furnace service call. Found propane tank empty for Goodman, propane furnace.
Berryville, VA 22611
Carl M.
Heat pump service call. Found Carrier heat pump with excessive R410a refrigerant loss.
Stephens City, VA 22655
Carl M.
Electric Furnace service call. Performed electric furnace repair on Nordyne Miller.
Middletown, VA 22645
Carl M.
Heat pump service call. Performed diagnostics on Heil heat pump and air handler otherwise known as electric furnace. Found compressor grounded outside. Found electric heat kit with an element burned down.
Berryville, VA 22611
Carl M.
Oil boiler service call. Performed repair on Burnham oil water boiler.
Winchester, VA 22601
Carl M.
Propane furnace installation call. Performed propane furnace install / replacement on Rheem.
Winchester, VA 22601
Carl M.
Oil furnace maintenance call. Performed oil, furnace and oil burner tuneup on Beckett oil burner and Lennox oil furnace.
Haymarket, VA 20169
Carl M.
Gas furnace no heat call. Performed gas furnace repair on RUUD. A basic maintenance cleaning feature was initiated.
Winchester, VA 22602
Carl M.
Residential Steam oil boiler service call. Found Burnham steam boiler not working and Riello oil burner not firing off. Cleaned oil burner electrodes. Replaced oil burner nozzle and oil filter cartridge. Tune up oil burner and inspected heat exchanger. Inspected flue and chimney. Oil burner is fixed and heating water into steam. Performed draft and smoke test. Performed combustion analysis.
Stephenson, VA 22656
Carl M.
Natural gas furnace service call. Performed natural gas furnace repair on Lennox.
Stephens City, VA 22655
Carl M.
Oil boiler replacement proposal to replace old oil hydronic American standard boiler in Stephens City, Virginia.
Stephens City, VA 22655
Carl M.
Gas boiler propane service call. Performed diagnostics on Buderus propane boiler.
The Plains, VA 20198
Carl M.
No Heat Service Call. Performed heat repair on Lennox natural gas furnace .
Stephens City, VA 22655
Carl M.
Best oil boiler service call. Performed best oil boiler cleaning and repair on Weil-McLain boiler and Beckett oil burner. Replaced outdated oil burner. Replaced flue piping and barometric draft damper. Cleaned heat exchanger. Performed smoke test. Performed draft test. Performed combustion analysis.
Stephens City, VA 22655
Carl M.
Mini-split otherwise known as a ductless system service call on LG.
Leesburg, VA 20175
Carl M.
Heat pump service call. Perform heat pump repair on RUUD.
Stephens City, VA 22655
Carl M.
Oil furnace heating service call. Found high voltage wiring shorting out at the furnace. Replace wiring and secured. Regal oil furnace with Beckett oil burner.
Boyce, VA 22620
Carl M.
Propane, furnace maintenance call. Performed propane, furnace tuneup on Trane.
Winchester, VA 22602
Carl M.
Propane furnace replacement call. Performed LP otherwise known as propane gas furnace replacement/install on Bryant.
Leesburg, VA 20175
Carl M.
Gas fired hydronic boiler service call. Performed gas boiler leak repair on hydronic system in the city Winchester on Weil- McLean.
Winchester, VA 22601
Carl M.
Heat pump installation. Perform heat pump install on Rheem.
Winchester, VA 22603
Carl M.
Gas furnace replacement proposal to replace Goodman furnace. Free estimates.
Leesburg, VA 20175
Carl M.
Gas furnace installation call. Performed high-efficiency gas furnace install on Rheem. Conversion to propane.
Winchester, VA 22603
Carl M.
Oil furnace service call. Found electrical short and corrected short wire on Regal.
Boyce, VA 22620
Review
Carl was very helpful and understanding. He was able to fix our AC problem the same day.
Review
Very professional and thorough
Review
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.
Review
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
Review
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.
Review
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.
Review
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.
Review
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.
Review
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.
Review
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
Review
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.
Review
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.
Review
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!
Review
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.
Review
Wonderful job ! Fast same day service !
