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About M&J Installations
M and J Installations operates as a residential and light commercial HVAC contractor serving Charlotte and surrounding metro communities including Rock Hill, Gaston, and Concord. The business maintains round-the-clock availability with 24 hour service Monday through Saturday and reduced hours on Sunday from 10 AM to 5 PM, positioning itself as an option for homeowners seeking emergency climate control support. No public licensing documentation or founding year information was available at time of publication.
The company currently lacks a published website and online portfolio of completed installations, limiting the ability to verify specific brand partnerships or equipment certifications through digital channels. Without documented furnace, heat pump, or air handler manufacturer affiliations, prospective clients may wish to request proof of dealer credentials and warranty authorization directly during initial inquiry.
Customer review data for M and J Installations shows zero verified submissions across major platforms, leaving no documented service experiences or technician performance records for prospective clientes to evaluate.
Working Hours
| SundayToday | 10 AM–5 PM |
| Monday | Open 24 hours |
| Tuesday | Open 24 hours |
| Wednesday | Open 24 hours |
| Thursday | Open 24 hours |
| Friday | Open 24 hours |
| Saturday | Open 24 hours |
Services
AC System Installation
New cooling system design, equipment selection, and professional installation meeting manufacturer specifications.
Heating System Installation
Furnace and heat pump replacement or new construction heating system setup and commissioning.
AC Repair and Service
Diagnostic assessment, refrigerant recharge, capacitor and contactor replacement, and system troubleshooting.
Heating Repair and Service
Heat exchanger inspection, ignitor maintenance, blower motor service, and heating system diagnostics.
Preventive Maintenance
Seasonal tune-ups including filter replacement, coil cleaning, refrigerant level verification, and performance testing.
Thermostat Installations
Smart and programmable thermostat setup, wiring configuration, and system integration.
Ductwork Evaluation
Airflow assessment, duct sealing recommendations, and distribution balance verification.