“After another company gave up, MJM HVAC sorted out my Mini Split AC maintenance near Ranchester. They were thorough and fixed issues I didn't even know I had.”
Carlos V.Ranchester
VerifiedReliable Refrigerant Leak Repair in Dayton, handled by certified local crews who understand Sheridan County. Our skilled technicians are adept at quickly diagnosing and resolving refrigerant leaks, ensuring your AC system runs efficiently, even in the challenging climate of Wyoming. We provide a clear flat-rate quote before any work is done, ensuring transparency.
Licensed · Upfront options · Clean work areas · Written guarantees
These are our most frequently served ZIP codes. Nearby areas may also qualify—call if you do not see yours.
Ranchester · Parkman · Sheridan · Big Horn · Powder Horn · Story · Shell · Buffalo · Clearmont · Hyattville · Greybull · Basin
Ranchester · Parkman · Sheridan · Powder Horn · Big Horn · All Wyoming cities
“After another company gave up, MJM HVAC sorted out my Mini Split AC maintenance near Ranchester. They were thorough and fixed issues I didn't even know I had.”
Carlos V.Ranchester
Verified“The Mini Split AC replacement job was done right and looked clean. I appreciate the professionalism of the crew!”
Jennifer A.Dayton
Verified“I needed a compressor replacement backed by a written warranty. They were quick to respond and did the job perfectly in Dayton.”
Maria V.Ranchester
VerifiedA real dispatcher is available if your question is not answered here.
Call 8334920770 →Most Dayton calls are scheduled the same day, with 24/7 emergency response across Sheridan County.
We quote a flat rate up front - typically in the range shown below - and you approve it before we begin.
Call now for fast, licensed Mini Split AC Repair anywhere in Dayton and Sheridan County.