The only cleaning I’d recommend is if there’s a lot of thick, easily removable debris on the filter, like leaves or cat hair. My tests showed vacuuming improved performance by 10% on average, but the benefit is small and probably not worth the hassle. Are There Other Ways to Clean A Car Air Filter? However, cleaning the filter with compressed air actually made it worse! Based on their data, you’d be better off using the dirty filter (and best off with a new filter, of course).īottom line: Compressed air is not a good way to clean a filter – be it a car filter or any other type of air filter. Over 5 minutes, the filter reduced particulate from 150 micrograms to around 30 micrograms.
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They used a laser particle counter to track the amount of particulate in the air. They put the filter in the car’s air system, and ran the air system on the medium setting for 5 minutes.
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Then they cleaned the old filter with compressed air. They tested a new filter and a really gross old filter. I haven’t tested it, but these car guys in Guangzhou tested car air filters with compressed air ( in Chinese). Can You Clean A Filter With Compressed Air?īut what about compressed air? The other answer here says this is the “definitive way to clean filters.” So some people believe it.
Clean k and n filter full#
Get the full story on washing and vacuuming tests here. Vacuuming improved performance by 10% on average, but for some filters, it actually lowered performance. The results? Washing lowered performance by 30%. Smart Air’s hard-working engineering intern CK vacuumed and washed several Beijing-level-dirty HEPA filters ( this type of HEPA filter, to be exact) in Smart Air’s Beijing laboratory. Opinions are plenty, but what about real, hard data? Can You Clean Air Filters – The Data? People tell me they wash their vehicle’s air filter, vacuum it, or bang it really hard. RENEWED EFFICIENCY: Restores air flow efficiency so your K&N. CLEANING STEPS: Spray on Power Kleen, rinse with water, allow filter to dry, apply fresh filter oil. Working on DIY air purifiers for over 6 years, I’ve heard from a lot of people who have strong intuitions about cleaning car air filter. INCLUDES K&N RED FILTER OIL: K&N red filter oil remains suspended in the pleats of the cotton filter material of High-Flow Air Filters, allowing for exceptional contaminant capture.