Blog

May 5, 2025

Old asbestos can linger in HVAC

It’s been 40-plus years since contractors stopped using asbestos when building homes, schools and businesses. But some asbestos may yet be lurking in your home, left behind before people realized it can cause lung cancer, mesothelioma and other lung issu...

April 28, 2025

Starting the AC is a rite of spring

Do you hold your breath as you turn on your air-conditioning system when warm weather first arrives? Sometimes gremlins seem to have spent the winter undoing your AC functions, which were working fine last fall when you stopped using the system. Don’t be...

April 21, 2025

Before choosing a zoned HVAC system…

A heating and ventilation system based on zones can be an ideal solution for heating and cooling buildings in New York City and Long Island. It’s especially valuable for multi-tenant buildings or buildings that have cathedral ceilings or extremely tall w...

April 14, 2025

Psst! Wanna buy a used furnace?

You want to think twice about this idea, which can backfire on you. Buying a used furnace will save you money and might be quicker than buying a new one, but there are several reasons to beware. Safety is just one. How well do you know the furnace’s hist...

April 7, 2025

Remember your boiler in summer

In warm weather a boiler sits silent and forgotten, either turned off or set to standby mode. That makes sense. But put a few minutes aside every month or so to run the boiler, just as you might start a car that is otherwise unused for months at a time. The qu...

March 31, 2025

How heavy rain affects your HVAC

We all know that April showers bring May flowers, but does rain hurt your heating, ventilation and air-conditioning system? Almost always no, but very occasionally yes. Even a deluge should not harm your outside unit. It’s sturdy and corrosion-proof, and...

March 24, 2025

In healthcare HVAC, planning comes first

In-depth planning is essential before installing a heating, ventilation and air-conditioning system in a hospital, urgent care facility or doctor’s office. Once installed, the equipment will be hard to adjust to accommodate poor planning or oversights. F...

March 17, 2025

Commercial AC won’t work? Tips to fix it

Commercial AC systems are much bigger and more complicated than residential AC, but their troubles tend to start in the same areas. So if the AC at your commercial building won’t work, think back to the steps you take when the AC at home misbehaves. The ...

March 10, 2025

A heat pump cools your home, too!

The heat pump industry has a problem. Many people don’t realize that in addition to heating a home, a heat pump also is a strong air-conditioner for a home or business. Thanks to technology pioneered by Mitsubishi and others, the heat pump has been doing...

March 3, 2025

TLC makes tankless water heater work best

A tankless water heater saves energy, but it needs some care to maintain its efficiency. Otherwise, like a car without adequate oil changes, it runs down. Here are some steps you can take after you turn off the power or the gas to your water heater: Flush You ...