AC Repair in Mandeville,  LA

Keeping Mandeville homes and businesses comfortable with expert care and reliable heating, cooling, and indoor air quality service year-round.

Terms and Conditions Privacy Policy
Tegridy Air billboard featuring the three owners, 10 percent off repairs and upfront pricing, above a Tegridy Air service truck

HVAC Services We Offer in Mandeville

Emergency HVAC service

Tegridy Air offers 24/7 emergency HVAC service throughout Mandeville. When your system goes down, our local team responds quickly with dependable solutions.

Seasonal tune-ups

Our seasonal tune-ups help keep your system ready for Louisiana’s humid summers and cool winters. Count on us for proactive HVAC services in Mandeville that extend system life.

Maintenance plans

Stay ahead of repairs with preventative maintenance. We offer custom HVAC plans for both homes and businesses in Mandeville.

System Diagnostics

Our technicians provide accurate system diagnostics so you know exactly what’s wrong and how we’ll fix it.

System Diagnostics

Our technicians provide accurate system diagnostics so you know exactly what’s wrong and how we’ll fix it.

AC Installation

We install energy-efficient cooling systems for homes and commercial spaces. Tegridy Air is the go-to residential HVAC contractor Mandeville residents trust.

AC Repair

Get fast, reliable AC repair when your system breaks down. Our skilled team keeps Mandeville properties cool and comfortable.

Mini‑Split Systems

Perfect for zoned cooling or ductless setups, our mini-split solutions deliver quiet, efficient performance in every Mandeville room.

Central Air Systems

We install and service central air systems that provide even comfort throughout your Mandeville home or business.

HVAC Installations

Whether it’s a new home or a commercial buildout, we handle complete HVAC installations tailored to your space and needs.

Furnace Installation

Even with mild winters, having the right heating matters. We install safe, reliable furnaces that supplement your cooling systems as needed.

Furnace Installation

Even with mild winters, having the right heating matters. We install safe, reliable furnaces that supplement your cooling systems as needed.

Furnace Repair

Stay warm during chilly months with professional furnace repair. We restore heat fast for Mandeville homes and businesses.

Heat Pump Service

Our heat pump services provide energy-efficient heating and cooling all year long. Tegridy Air helps Mandeville customers lower energy use with smart upgrades.

Smart Thermostat Installation

Control your climate and lower your bills. We install smart thermostats that give Mandeville residents more control and better comfort.

Duct Installation

Efficient airflow starts with well-installed ductwork. We design and install duct systems for Mandeville homes and commercial spaces.

Duct Repair

Air leaks can cost you. Our duct repair services ensure your HVAC system runs at full efficiency while improving indoor air quality.

Air Purification Systems

We install purification systems that eliminate allergens and pollutants. Breathe easier with healthier indoor air in Mandeville.

Air Purification Systems

We install purification systems that eliminate allergens and pollutants. Breathe easier with healthier indoor air in Mandeville.

Humidifiers / Dehumidifiers

Humidity control is essential in South Louisiana. We install humidifiers and dehumidifiers that protect your space from mold and moisture issues.

Whether you’re facing a heating, cooling, or indoor air quality problem, we’ve got you covered. Call Tegridy Air today, and we’ll restore your comfort right away.

Why Work with Tegridy Air

Local. Certified. HVAC Experts.

  • Certified, local HVAC professionals
  • No upsells. Real HVAC service from local experts
  • Clear, honest pricing every time
  • Available 24/7 for emergencies
  • Financing and veteran discounts

Tegridy Air is the HVAC company Mandeville LA customers recommend.

Two Tegridy Air technicians servicing an outdoor AC condenser unit at a brick home in Greater New Orleans

Areas We Serve in Mandeville

We provide full coverage across Mandeville. Including Old Mandeville, Fontainebleau State Park, and Highway 22 neighborhoods. Whether it’s heating, cooling, or indoor air quality problem, Tegridy Air has the right tools and expertise for that.



The Tegridy Air team in front of their blue service truck outside a Greater New Orleans home

HVAC Built for Mandeville's Lakefront Homes

Mandeville is one of the Northshore’s gems — historic Old Mandeville right on the Lake Pontchartrain seawall, oak-lined streets, and newer neighborhoods spreading north toward Fontainebleau and the Tammany Trace. That lakefront setting is beautiful, but it comes with serious humidity, salt-tinged air off the lake, and the same June-through-November hurricane season as the rest of South Louisiana.

Old Mandeville’s older and historic homes often weren’t built for modern central air, so we frequently recommend ductless mini-splits that cool well without tearing into original woodwork. Right on the seawall and lakefront, salt and moisture wear on outdoor condenser coils faster, so we watch coil condition and unit placement closely. For the larger newer homes north of town, we focus on properly-sized, high-efficiency systems that keep whole-house comfort even and energy bills sane.

Across Mandeville and St. Tammany Parish — Old Mandeville, the lakefront, and the neighborhoods near Fontainebleau State Park and the Tammany Trace (70448, 70471) — we handle AC repair and replacement, ductless installs for historic homes, hurricane-season tune-ups, and high-efficiency upgrades. Call us at (504) 414-8655.

Mandeville’s lakefront setting looks idyllic until your AC dies in August. Right on the north shore of Lake Pontchartrain, the humidity here is relentless, and a downed system turns a home muggy fast. Tegridy Air provides same-day AC repair across Mandeville and St. Tammany Parish, with 24/7 phone coverage at (504) 414-8655. Family- and friend-owned, 30+ years of combined experience.

AC problems we fix in Mandeville

  • No cooling or warm air — low refrigerant, a failing compressor, or a dirty coil.
  • Iced-over coils, made worse by lakefront humidity.
  • Capacitor and contactor burnout after long summer run times.
  • Lightning- and storm-surge damage to boards and compressors.
  • Outdoor units corroding or clogging near the lakefront and under heavy tree cover.
  • Two-system and zoned homes where one unit quits and the rest keeps running.

Lakefront-savvy service

Homes near the Mandeville lakefront and in Old Mandeville deal with more moisture and salt-tinged air than inland — which is hard on outdoor coils and electrical contacts. We diagnose the whole system, give you a written price before any work, and stock the parts that fail most so the majority of repairs are done in one visit.

What AC repair costs in Mandeville

  • Diagnostic / service call: $75–$150
  • Capacitor replacement: $150–$400
  • Refrigerant recharge: $200–$650+ (older R-22 systems cost more)
  • Blower or condenser fan motor: $300–$700 (ECM/variable-speed motors can run $1,000+)
  • Compressor replacement: $1,200–$2,800

If a big repair doesn’t make sense on an older system, we’ll tell you plainly and lay out replacement and financing options.

Why Mandeville homeowners call Tegridy Air

  • Same-day and true 24/7 emergency service across the Northshore.
  • Experience with lakefront moisture, larger homes, and zoned systems.
  • Up-front pricing and one-visit repairs on all major brands.
  • Family-owned, with financing and maintenance plans.

Serving all of Mandeville

Old Mandeville, the lakefront, and subdivisions across 70448 and 70471 — plus nearby Covington and Madisonville on the Northshore.

AC repair FAQs

How fast can you reach Mandeville?

Same-day in most cases, with 24/7 emergency service for no-cool calls.

Why does my lakefront unit corrode faster?

Moisture and salt-tinged air near the lake are tough on outdoor coils and contacts; we clean and protect them and can set up maintenance to slow it.

Repair or replace?

Under ~10 years with an affordable fix, repair; older units with a dead compressor are usually better replaced. We’ll show you the math.

Do you charge for diagnostics?

A flat fee covers the inspection, and you approve the repair price first.

What Our Customers Say About Us

Expert tips for every season

Stay Informed with Tegridy Air

Tap to Call · 24/7 Service (504) 414-8655