Category Archives: Air Conditioning

4 Signs Your HVAC System’s Refrigerant is Low

By Philip Nisa, Jr. and Christine Mulrooney | Published: July 23, 2019
low refrigerant

The sweltering summer months are upon us and the last thing anyone wants is an air conditioning unit that isn’t functioning properly. In many cases, your A/C may have low

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How to Cool Sunrooms

By Philip Nisa, Jr. and Christine Mulrooney | Published: August 7, 2018
How to Cool Sunrooms

High electric bills aren’t the only effect of Florida’s prolonged summers. Some people get stir crazy from having to retreat indoors month after month, but with a sunroom HVAC, you

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Why is Your A/C Frozen in the Summer

By Philip Nisa, Jr. and Christine Mulrooney | Published: June 12, 2018
Why is Your A/C Frozen in the Summer

Even in the sweltering heat of a Florida summer, it’s possible for your air conditioning unit to freeze over. You may literally see ice on your unit. Water leaking from

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Considerations When Buying a Portable A/C

By Philip Nisa, Jr. and Christine Mulrooney | Published: June 5, 2018
Considerations When Buying a Portable A/C

A portable A/C can be a helpful accessory to your existing central air conditioner, or totally eliminate dependence on alternatives such as window air conditioners. Compact enough to fit through

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Is a Humming Air Conditioner Normal?

By Philip Nisa, Jr. and Christine Mulrooney | Published: April 26, 2018
Is a Humming Air Conditioner Normal?

A humming air conditioner can be completely normal, as long as it’s making a steady, low sound. However, if any of your A/C components start to make a loud humming/buzzing

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4 Tips to a Quieter A/C Unit

By Philip Nisa, Jr. and Christine Mulrooney | Published: May 11, 2017
4 Tips to a Quieter A/C Unit

Just like any type of mechanical equipment, your air conditioner makes noise when it’s operating. Over time, you get used to hearing its usual sounds, so it’s understandable that you’d

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A/C Ratings Explained

By Philip Nisa, Jr. and Christine Mulrooney | Published: September 22, 2016
A/C Ratings Explained

If you’re in the market for a new air conditioner, you want to make sure that you get the best system to fit your needs and your budget. Unlike several

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Learn About Common A/C Condensate Drain Issues

By Philip Nisa, Jr. and Christine Mulrooney | Published: September 8, 2016
Learn About Common A/C Condensate Drain Issues

Condensate is the byproduct of the air conditioning process. Under the hot, humid Florida heat, your A/C system is bound to produce a lot of it. It’s not unusual to

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Two-Stage Cooling 101

By Philip Nisa, Jr. and Christine Mulrooney | Published: September 1, 2016
Two-Stage Cooling 101

When it is time to upgrade your air conditioner, don’t settle for the old standards. Instead, consider installing an A/C equipped with two-stage cooling. Here are the benefits of using

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What You Need to Do to Prepare Your Air Conditioner for Fall

By Philip Nisa, Jr. and Christine Mulrooney | Published: September 22, 2015
What You Need to Do to Prepare Your Air Conditioner for Fall

Here in South Florida, your air conditioning system doesn’t really get much of a rest. Even in the “dark of winter,” temperatures can rise into the 80s. However, fall is

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  • About Phil Jr. and Christine

    Phil Jr. and Christine Phil Jr. decided long ago to follow in his father’s footsteps working in the family business since he was a young teenager and Christine started working for NisAir in 1983 while still in high school. After graduation she continued to work at the business while attending the local community college for her career development... More »