1:5:10:365 EcoTip Blog

July 3, 2008

:185 Filter Efficiency

Welcome to today’s 1:5:10:365 Tip for becoming a better steward for our home and planet environment.

1:5:10:185 EcoTip: As filters load with particles they become more efficient at removing smaller and smaller particles. The amount of air passing through them is also reduced. Deciding when to replace filters is a balancing act between airflow and efficiency. Usually you should plan on replacing filters when the air flow is reduced about 50%. Quality pre-filters cleaned regularly will help protect the more expensive HEPA filter so that it may only need to be replaced every year or so.

You should follow the manufacturer’s recommendations for telling when air flow is reduced by 50%. If the manufacture doesn’t tell you – then I will in tomorrows 1:5:10:365 EcoTip.


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