FAQs

General

What does HVAC stand for?

Heating, Ventilation and Air Conditioning.

What is SEER?

This stands for Seasonal Energy Efficiency Ratio. The size of an air conditioner is rated in tons, however, the efficiency is rated in SEER. This ratio is calculated as cooling out put divided by the power input for the average US climate.

Will a new furnace/heat pump/ac help lower my utility bills?

The answer will usually be yes depending on the age and efficiency of your current unit. Contact North Star so we can explain the advantages of a new unit and estimate the efficiency level of your current unit.

The indoor fans runs all the time on my unit-why?

The fan switch has two settings "on" and "auto". On causes the fan to run continuously. However, there is an advantage of allowing your fan to run continuously. You receive constant filtering of the air in your home and because the air is moving you have more even temperature throughout out your home.

How long will my system last?

It is impossible to know how long your unit will last but regular preventative service twice a year will increase the longevity of your system. Also in general, you should replace your disposable filters monthly and clean your washable filters monthly. Take a look at our service agreements and contact our office for any questions.

What are the advantages of a programmable thermostat/wifi thermostats?

Because they are electronic, programmable t-stats are more accurate and efficient than t-stats that contain mercury. Plus they allow you to automatically control the temperature in your home at different times of the day without touching your thermostat. The current wi fi thermostats allow you to control your thermostats from your computer, i phone and android smart phones -literally anywhere in the world. This is a major advantage for families who own a second or third home. On your way to your summer home you can turn your air conditioning on while your in your car and walk into a cool home several hours later!!!

What is the ideal indoor humidity level?

The American Society of Heating, Refrigeration & Air Conditioning Engineers (ASHRAE) recommend a household humidity level between 30 and 60 percent.

What is a heat pump?

A heat pump is an electric piece of equipment that both heats and cools your home. In the summer, a heat pump is no different than an air conditioner. In the winter, a heat pump provides your home with heat. Heat pumps need auxiliary heat (electric or gas furnace) to help them when its very cold out 40 degrees are below.