Why Are They Called Ductless Mini Splits? A wall-mount mini-split heating and air conditioning unit installed in a new house. A modern heat pump, this unit heats a house in winter and cools in the summer. This type of system eliminates ductwork which is a primary source of inefficiency in a conventional system making this about 30% more efficient. This particular unit has an eye sensor which pans the room looking for hot or cold spots and directs the airflow accordingly.

Why Are They Called Ductless Mini Splits?

January 9, 2026

They’re called ductless mini splits because they don’t require ductwork and consist of two main components—a compact indoor air handler and an outdoor compressor.

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The Basics of Winter Indoor Air Quality

The Basics of Winter Indoor Air Quality

December 31, 2025

In the winter, being snug as a bug in a rug in your home can be cozy, but it can also play havoc with your indoor air quality (IAQ) here in Mandeville, creating some significant health problems. At Oalmann AC and Heating, we recommend taking precautions to avoid the common issues associated with winter indoor air quality.

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What Is a Heat Pump? An air source heat pump on the side of a home being installed in the North East of England. The house is aiming to be sustainable. There is a construction worker with a hard hat and reflective jacket holding a digital tablet, talking to the home owner who is showing her documents.

What Is a Heat Pump?

December 15, 2025

That’s basically what a heat pump is. It’s one unit that can heat your home in the winter and cool it in the summer, all while using less energy than traditional systems.

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Furnace Maintenance and Winter Energy Saving Tips

Furnace Maintenance and Winter Energy Saving Tips

December 1, 2025

It’s understandable that home maintenance tasks can fall by the wayside. Many homeowners in Covington, follow the old saying: “If it ain’t broke, don’t fix it.” Life gets busy, and other priorities tend to creep in each month, eating away at your time and budget.

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Schedule Your Annual Furnace Inspection Now. Photo of a technician performing maintenance inside a heating furnace.

Schedule Your Annual Furnace Inspection Now

November 10, 2025

What’s at the top of your fall to-do list in Covington? Make sure it is your furnace.

Prepping your heating, ventilation, and air conditioning (HVAC) system for winter not only enhances your safety and your furnace’s efficiency, it can help keep your repair budget in line during cold weather.

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a smiling woman embracing her mother while they are looking away.

What Are Zone Control Systems?

October 29, 2025

We always look for ways to improve the comfort, health, and safety of homes and businesses in Bush, and surrounding areas.

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When to Upgrade Your Commercial HVAC System

When to Upgrade Your Commercial HVAC System

October 8, 2025

Keeping your Louisiana commercial property comfortable and energy-efficient depends on the performance of your HVAC system. An outdated or malfunctioning system can lead to higher energy costs, uncomfortable indoor environments, and frequent repairs for Metarie, businesses.

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An HVAC technician performing maintenance on a heat pump system.

4 Important Heat Pump Maintenance Tips

September 23, 2025

Taking proper care of your HVAC system is the best way to ensure it will function efficiently and reach its full service life potential.

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How to Reduce Dust in Your Metairie, Home

How to Reduce Dust in Your Metairie, Home

September 4, 2025

Everyone has it, and nobody wants it: dust. It might seem like a minor nuisance, but in reality, dust is no laughing matter, no matter the setting.

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close-up of an air conditioner fan.

Why Is My AC Short Cycling?

August 20, 2025

Your home might never truly feel cool or properly dehumidified, and your AC is working harder (and costing you more) for less effective results.

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Need HVAC Service?

Contact the experts at Oalmann A/C and Heating.

Call us at (985) 629-1175!