LYMUEL'S AC & HEATING LLC
LYMUEL'S AC & HEATING LLC
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    NORTHSHORE AND SURROUNDING AREAS:

    Expert HVAC Services throughout the North and Southshore

    Expert HVAC Services throughout the North and SouthshoreExpert HVAC Services throughout the North and SouthshoreExpert HVAC Services throughout the North and Southshore

    Reliable heating and cooling solutions for your home.

    Get a Free Estimate

    Contact Us

    Better yet, see us in person!

    We stay in constant communication with our customers until the job is done. To get a free quote, or if you have questions or special requests, just drop us a line.

    LYMUEL'S AC & HEATING LLC

    Marcell@LymuelsHVAC.com

    Hours

    Open today

    09:00 am – 05:00 pm

    DROP US A LINE!

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    Residential / Commercial

    Residential:

    Your home deserves dependable comfort. Lymuel’s AC & Heating delivers precision climate control, quiet performance, and lasting efficiency for every season.

    Home Cooling Solutions

    From central air systems to ductless mini-splits, we design and install cooling systems built for Louisiana heat. Regular tune-ups and precision repairs keep your home cool and energy-smart. 

    Heating Comfort & Hot Water

    Stay warm with expert service for gas and electric furnaces, heat pumps, and high-efficiency water heaters. Our technicians ensure smooth operation and balanced comfort throughout your home. 

    Home Efficiency Upgrades

    We enhance comfort and cut energy waste with insulation improvements, air sealing, and duct optimization—helping you save on utility costs while maintaining a healthier indoor environment. 


    Commercial:

    We specialize in professional-grade comfort systems that keep your business productive and cost-efficient year-round.

    Commercial Climate Systems

    Reliable installation and servicing of rooftop units, split systems, and cooling towers for offices, retail, and industrial spaces. We tailor each solution for optimal airflow, comfort, and efficiency. 

    Heating & Mechanical Systems

    Comprehensive maintenance and repair for boilers, heating systems, and mechanical ventilation. Our solutions are designed for durability, consistency, and compliance with local standards. 

    Building Energy Performance

    Advanced controls, smart thermostats, and efficiency upgrades that streamline building operations and lower long-term energy expenses without sacrificing comfort. 

    BOOK ONLINE

    LYMUEL'S AC & HEATING LLC SERVICES:

    COOLING SERVICES:


    Air Conditioning Installation & Repair

    We install and service high-efficiency cooling systems, including central air units and ductless mini-splits. Every system is sized and balanced for quiet, reliable comfort — even through Louisiana’s hottest days.


    Refrigeration Systems

    From walk-in coolers to ice machines, we provide ex

    COOLING SERVICES:


    Air Conditioning Installation & Repair

    We install and service high-efficiency cooling systems, including central air units and ductless mini-splits. Every system is sized and balanced for quiet, reliable comfort — even through Louisiana’s hottest days.


    Refrigeration Systems

    From walk-in coolers to ice machines, we provide expert installation and maintenance for commercial refrigeration — built for precision and energy efficiency.


    Ventilation & Ductwork

    We design and seal duct systems for better airflow, cleaner air, and lower energy costs — keeping your home or business consistently comfortable.

    HEATING SERVICES:


           Heating Systems – Expert installation, repair, and replacement of furnaces, heat pumps, and hybrid heating systems. We ensure even, reliable warmth throughout your home or business while optimizing energy efficiency and system performance.


           Boilers & Water Heaters – Professional installation and maintenance of

    HEATING SERVICES:


           Heating Systems – Expert installation, repair, and replacement of furnaces, heat pumps, and hybrid heating systems. We ensure even, reliable warmth throughout your home or business while optimizing energy efficiency and system performance.


           Boilers & Water Heaters – Professional installation and maintenance of gas, electric, and tankless water heaters, as well as hydronic heating systems. Our services focus on safety, consistent hot water supply, and long-term system reliability for both residential and commercial properties.

    INSULATION & ENERGY EFFICIENCY:


            Attic & Duct Insulation – Reduce energy loss and enhance comfort throughout your home or business.


           Energy Upgrades – Optimize your building’s energy performance with professional air sealing, duct sealing, and HVAC system calibration. Our approach reduces energy waste, lowers utility costs, and

    INSULATION & ENERGY EFFICIENCY:


            Attic & Duct Insulation – Reduce energy loss and enhance comfort throughout your home or business.


           Energy Upgrades – Optimize your building’s energy performance with professional air sealing, duct sealing, and HVAC system calibration. Our approach reduces energy waste, lowers utility costs, and ensures your system runs at peak efficiency. These improvements not only enhance comfort but also extend the lifespan of your equipment while supporting a more sustainable, environmentally conscious home or workplace.

    A Gallery of Our HVAC Successes

      MAINTENANCE AGREEMENTS:

      THE PROMISE

      THE PROMISE

      THE PROMISE

      The Lymuel’s Promise


      When you enroll in a Maintenance Agreement with Lymuel’s AC & Heating LLC, you’re not just scheduling a service — you’re gaining a long-term partner in comfort.

      Our licensed professionals provide consistent, transparent, and reliable maintenance designed to protect your home, your investment, and your peace of mind.


      AGREEMENTS

      THE PROMISE

      THE PROMISE

      Keep your comfort systems running at their best with a Lymuel’s AC & Heating Maintenance Agreement — a professional service plan designed to protect your investment year-round.


      Our members enjoy:

          •    Seasonal Tune-Ups & Inspections to catch issues before they start

          •    Priority Scheduling during peak seasons

          •    Discounted Repa

      Keep your comfort systems running at their best with a Lymuel’s AC & Heating Maintenance Agreement — a professional service plan designed to protect your investment year-round.


      Our members enjoy:

          •    Seasonal Tune-Ups & Inspections to catch issues before they start

          •    Priority Scheduling during peak seasons

          •    Discounted Repairs & Parts for members only

          •    Improved Efficiency for lower energy costs

          •    Longer Equipment Life with consistent professional care


      We make maintenance simple, reliable, and worry-free — so your system stays comfortable no matter the season.


      LYMUNIVERSE

      THE PROMISE

      LYMUNIVERSE

      Welcome to The Lymuniverse™


      For homeowners with smart thermostats and connected HVAC systems, we offer a next-generation maintenance experience called The Lymuniverse™.


      This modern program integrates your thermostat’s smart technology with our remote monitoring system — allowing us to detect performance issues, send maintenance reminders, a

      Welcome to The Lymuniverse™


      For homeowners with smart thermostats and connected HVAC systems, we offer a next-generation maintenance experience called The Lymuniverse™.


      This modern program integrates your thermostat’s smart technology with our remote monitoring system — allowing us to detect performance issues, send maintenance reminders, and optimize your system’s efficiency in real time.


      It’s everything a traditional maintenance plan offers, upgraded for the connected home:

      Real-time system alerts

       Remote performance tracking

       Predictive maintenance scheduling

       Exclusive digital rewards for members


      Join The Lymuniverse™ and experience comfort, convenience, and care like never before.

      Pay Your Bill Online Easily

      At Lymuel's AC & Heating LLC, we make it simple for you to manage your HVAC expenses. Pay your bill online securely and conveniently from anywhere. Thank you for choosing us for your heating and cooling needs in Slidell, LA.

      Pay My Bill Now

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      LYMUEL'S AC & HEATING LLC

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