Top Notch HVAC Services in Diamondhead, MS & the Mississippi Gulf Coast
Top Notch AC & Heat LLC provides professional and affordable HVAC installation, repair, and maintenance services for homes and small businesses across Diamondhead, MS, and the Mississippi Gulf Coast, including Hancock, Harrison, and Pearl River counties.
Installation Services
Central Air Conditioning Installation
We install energy-efficient central AC systems in Diamondhead, MS and surrounding Gulf Coast communities. Whether replacing an outdated unit or installing a new system, we help homeowners stay cool in Mississippi's climate.
Ductless Mini-Split Installation
We provide ductless mini-split installation across the Mississippi Gulf Coast, including Diamondhead, Bay St. Louis, Gulfport, and Biloxi. This option is ideal for bonus rooms, additions, garages, and homes without ductwork.
Gas Furnace Installation
Our team installs safe and reliable gas furnace systems for homeowners needing dependable heating solutions during the cooler months in South Mississippi. We ensure proper sizing, efficiency, and code-compliant installation.
Heat Pump Installation
We install high-efficiency heat pump systems that provide efficient heating and cooling for year-round comfort on the Mississippi Gulf Coast, helping to reduce energy costs and improve indoor comfort.
AC Ductwork Installation
Proper ductwork is essential for airflow and efficiency. We install and modify AC duct systems to support new HVAC installations, improve comfort, and reduce energy loss.
We offer free estimates for HVAC installations so homeowners can make informed decision with confidence. We are also partnered with Synchrony Financial Services for financing options.
Repair Services
Emergency 24/7 HVAC Service
When comfort can't wait, we provide 24/7 emergency HVAC repair in Diamondhead and across the Mississippi Gulf Coast. Our team responds quickly to restore heating and cooling when you need it most.
Air Conditioning Repair
We provide expert AC repair for systems that aren't cooling, cycling improperly, or causing high energy bills. We quickly diagnose and fix issues to restore efficient cooling.
Heating System Repair
We diagnose and repair furnaces, heat pumps, and heating systems to keep your home warm and safe during the cooler Mississippi Gulf Coast weather with fast, reliable service you can trust.
Ductless Mini-Split Repair
We provide reliable mini-split repair for airflow problems, error codes, and cooling issues. We service all major brands to restore zoned comfort.
Thermostat Replacement
We replace thermostats and install smart thermostats to improve comfort, system efficiency, and temperature control. Upgrade for better energy savings and convenience.
AC Ductwork Repair
We repair and seal existing AC ductwork to improve airflow, indoor air quality, and overall system efficiency. Repairing leaks and damaged areas of ductwork reduce energy waste.
Please call for emergency repair services!
Maintenance Services
Seasonal Maintenance
Regular maintenance prevents breakdowns and extends the life of an HVAC system. Our seasonal maintenance prepares your system for peak performance before the summer heat and winter cold.
Heating System Maintenance
We inspect and service heating systems to ensure safe operation, improve efficiency, and prevent unexpected winter failures.
AC Tune-Up
Our AC tune-up service includes cleaning coils, checking refrigerant levels, inspecting electrical components, and ensuring optimal cooling efficiency.
Filter Replacement
Clean filters improve the indoor air quality and overall system efficiency. We help you select and replace filters to keep your HVAC unit running smoothly.