Your Heating and Cooling Experts in Slidell, LA

We’re Gowland's Heating & A/C, a team of NATE-certified heating and cooling experts who prioritize relationship over revenue because we value a relationship with you over the revenue from you. Are you looking for a team of professionals to install, repair, or replace one of the many HVAC systems you rely on these days? We have professional, knowledgeable technicians who are experienced in the field of HVAC equipment.

Available at your convenience, not ours
NATE Certified

Don’t compromise with an amateur when it comes to serious work like this. Leave your comfort system up to the pros. With one of our state-of-the-art American Standard home comfort systems, you’ll be getting some of the best equipment in the business. Call us today for a free estimate! (free estimates are on replacement equipment only, not free diagnostics)

Want to work with a team that cares? Call us today. Relationships over revenue.

Check out what our happy customers and leave a review!

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In a Jam? Call Sam! 985-326-8013

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Our Purpose & Vision

"To be an honest, reliable and trusted company who takes care of our valued customers as we would our own family."

Our Core Values

Passion • Respect • Integrity • Dependability • Excellence

Don't Just Take It from Us

I used Gowland's to repair my heater last winter. He did an excellent job and charged a very fair price.

- David Sonnier

I smell the difference in my home...it actually smells cleaner. I would have never believed it till I witnessed it.

- Nicole

Just wanted to say thanks again for having one of your professional technicians come out to the camp yesterday!

- Rebecca Russo

All Reviews

Why Join Our Maintenance Plan?

Energy Savings & Safety Agreement (ESSA)

15-Point fall check on your heater
15-Point spring check on your air conditioner
10% Discount on all parts
Guaranteed same-day service (within 24 hours)

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Members have energy usage reduced by 30%
No overtime charges
One-year warranty on all replaced parts & labor
As low $16.50/month per unit!

Serving New Orleans and The Surrounding Area

Do we serve you?

Arabi
Chalmette
Covington
Lacombe
Madisonville
Mandeville
Meraux
Metairie
Pearl River
Slidell
St. Bernard

All Towns we serve

We Don’t Sell Equipment. We Sell Comfort. Learn about our core services

Heating & Air Conditioning

Think you’re ready to take the plunge into a ductless heating or cooling system? What about investing in a high-quality dual fuel system? It’s never a bad idea to get a professional’s opinion on what type of heater or air conditioner is right for your home and budget. Schedule service with us today and we’ll help you get on track! Read More

Water Heaters

Whether it’s a tried and true water heater tank repair, or the installation of a brand-new tankless or heat pump water heater, we’ve got you covered. We make sure to provide you with all the options before you invest in a hot water system, since your budget and time are important to us. Don’t hesitate to call us today. Read More

Commercial Services

Do you have a business or building in Slidell, LA? Well, as members of our community—we love working with other business owners to help make this town as comfortable as possible. Don’t cause yourself, your guests, or your employees more stress by working with an amateur, contact the pros today. Read More

A collection of plumbing tools and parts.

Maintenance Services

From residential maintenance services to commercial maintenance services, we don’t just stop at installing your new HVAC system. It’s our highest priority to make sure that system lasts as long as it can and has a healthy lifespan that keeps your energy or heating bills as low as possible. Give us a call and discuss options today. Read More