Recent Jobs and Reviews
Job Locations and Reviews
Carl M.
Oil hydronic boiler maintenance call. Oil burner maintenance call. Performed oil boiler tuneup on Weil-McLain. Performed oil burner service. Replace oil nozzle and oil filter cartridge. Clean burner adjust electrodes. Performed smoke test. Performed combustion analysis.
Berryville, VA 22611
Carl M.
Oil furnace service call. Performed oil, burner and oil furnace repair on Rheem and Beckett. Oil pump is seized. Water is an oil line indicating an oil tank failure. Flu pipe is deteriorated needing replacement and does not have proper slope to chimney.
Winchester, VA 22603
Carl M.
Heat pump maintenance call. Perform heat pump tuneup on Lennox. Performed humidifier tuneup on Honeywell home.
Cross Junction, VA 22625
Carl M.
Heat pump maintenance call. Performed heat pump tuneup on Rheem.
Bluemont, VA 20135
Carl M.
Natural gas furnace maintenance call. Performed natural gas furnace tuneup on Goodman.
Stephens City, VA 22655
Carl M.
Gas furnace maintenance call. Performed natural gas furnace tuneup on Rheem. Clean flame sensor. Cleaned easy trap. Amazon air filter too small, which allows airflow to pass by including dirt. Recommend installing original manufacturer filters for proper sizing and equipment protection, as well as healthy breathing.
Winchester, VA 22602
Carl M.
Heat pump maintenance call. Performed heat pump tuneup on Heil.
Woodstock, VA 22664
Carl M.
Beckett oil burner service. Burnham oil hydronic boiler maintenance call. Replace oil nozzle and oil filter cartridge. Adjusted and cleaned electrodes. Recorded pressure temperature readings. Check zone valve and hydronic pump operations. Perform smoke test. Performed combustion analysis. Performed draft test.
Winchester, VA 22601
Carl M.
Oil Hydronic Boiler maintenance call. Performed Oil burner service on Beckett AFG burner. Performed hydronic boiler tuneup on Burnham.
Boyce, VA 22620
Carl M.
Gas furnace maintenance call. Performed natural gas furnace tune-up on Goodman.
Middletown, VA 22645
Carl M.
Water heater and furnace service call. Performed new flue B-vent install on Rheem water heater with Hart & Cooley B-vent. Enlarge combustion air opening for Durastar furnace. Fabricated sheet metal chase for combustion air opening with quarter inch screen. Replaced hot water heater expansion tank.
Winchester, VA 22602
Carl M.
Oil burner maintenance call. Oil furnace maintenance call. Performed oil burner tuneup on Beckett. Performed oil furnace tuneup on Rheem. Replaced oil nozzle. Replaced oil filter cartridge. Cleaned and adjusted electrodes. Performed combustion analysis. Performed smoke test. Performed draft test.
Winchester, VA 22602
Carl M.
Oil hydronic boiler maintenance call. Performed oil burner tuneup on Beckett NX burner. Changed oil, nozzle and oil filter. Cleaned and adjusted oil burner electrodes. Performed hydronic boiler tuneup on Buderus.
Berryville, VA 22611
Carl M.
Oil hydronic boiler maintenance call.Performed Beckett oil burner maintenance, and tuneup on Buderus.
Berryville, VA 22611
Carl M.
Natural gas furnace maintenance call. Perform natural gas tuneup on Lennox furnace.
Stephens City, VA 22655
Carl M.
Furnace maintenance call. Performed gas furnace tune-up on Heil.
Winchester, VA 22603
Carl M.
Oil furnace maintenance call. Performed oil furnace tune-up on Armstrong Air.
Middletown, VA 22645
Carl M.
Oil hydronic boiler service call. Provided proposal for replacement as heat exchanger is leaking water on Burnham.
Strasburg, VA 22657
Carl M.
Heat pump installation call. Performed heat pump install on Bryant.
Leesburg, VA 20175
Carl M.
Heat Pump maintenance call. Performed heat pump tune up on Trane.
Leesburg, VA 20175
Carl M.
Heating maintenance call. Performed natural gas furnace heating tune up on Lennox. Tune-up included Aprilaire 700 humidifier service. Water panel for humidifier was replaced and humidifier set up for winter operation.
White Post, VA 22663
Carl M.
Water heater service call. Performed the following repairs on a Bradford White electric water heater. Replaced pressure temperature safety relief valve. Re-piped temperature pressure safety valve to auxiliary pan with CPVC pipe. Installed water heater expansion tank. Bleed water heater free of air after restoring water pressure. Checked for any water, leaks and found none.
Stephens City, VA 22655
Carl M.
Heat Pump maintenance call. Performed tune-up on Lennox heat pump.
New Market, VA 22844
Carl M.
Oil Steam Boiler service call. Found heat exchanger cracked and broken on Burnham Oil Steam Boiler.
Strasburg, VA 22657
Carl M.
Oil water boiler maintenance call. Replaced oil nozzle and oil filter. Adjusted oil electrodes. Cleaned boiler heat exchanger. Cleaned combustion air chamber. Tested water pressure and temperature. Test draft. Test smoke. Combustion test. Weil-McLain boiler is heating well.
Winchester, VA 22602
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 !
