How often should you change your air filter in your house

The air filter may be small but is an extremely important part of the air conditioning system, because without a clean air filter the whole HVAC unit has to work a whole lot harder and this means these major drawbacks for you:

1. The lifespan of your unit becomes reduced

2. Your unit becomes less cost-effective as it will use more energy to run

3. Your unit will be less efficient

4. Your unit will cost more in terms of repairs as components will wear out more quickly

So that being said, we agree air filters are important right? So how often to change air filter?


How often should you change your air filter?
This question is a bit like ‘how often should you fill up your vehicle?’ It depends on several factors. Here are things to consider if you are unsure how often to change air filter in house:

Do you have babies, young children or pets
Do you have elderly or medically vulnerable family members living at home
Does anyone in the home suffer from allergies
Do you live in an area where the pollen count is high
If any of the above applies to you, the answer to how often to change the air filter question would be every 4 – 6 weeks.

If you are a single resident or a couple with no kids, no pets and are non-smokers the answer to how often to change air filter question would be 90 days. However, if the same couple enjoys having people over fairly regularly with indoor and outdoor cook-outs and sleep-overs the how often to change air filter question is likely to reduce to 60 days.

How often to change air conditioner filter in the house does, of course, vary depending upon circumstances; for example, if you have a home which is used for only 6 months of the year then the answer to the how often to change air filter question would then be on arrival at the home, and continue to change the filter on a yearly basis every time you vacation there.

So whilst there can be no definitive rule of thumb as to how often to change the air filter in your house there is a way to find out – check it! Air conditioning filters are not expensive pieces of kit and best of all they are easy to fit yourself. How often to change air conditioner filter in your house is an easy check to make and once you mark the location of your filter you are well on the way to rescuing both cash dollars and energy.

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How often should you change your air filter needn’t be a guessing game – when you change it just pop the date for the next renewal on your calendar and that way you will never forget. Your air conditioning unit will thank you for it!