How to Clean Air Filters

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Cleaning air filters is easier than you think. First, remove the dirty filter. Use a degreasing agent or a hose to saturate the filter. Rinse thoroughly, and try not to twist or stretch the filter. Place it inside a darkened room. Rotate it slowly with a 60 watt light bulb to check for defects. Typically, defects will show up as pin-holes of light. In this case, it’s best to discard it. Always mark the air filter with its part number and/or manufacturer’s name.

You can use a shop-vacuum to clean filters, but make sure that you avoid contact with the filter media. After using the vacuum, spray the filter with water to remove any remaining dirt. Once the filter is thoroughly dry, you can clean the housing with a soft cloth or paper towel. Then, dry it with an air-drying technique. Be careful not to allow water to drip down into the engine. Remember, it’s not the same as a car’s interior!

Ensure that the filter is thoroughly dry before you attempt to clean it. You can use a hair dryer or a small fan to speed up the process. Next, wipe the filter housing with a soft cloth or a paper towel. Lastly, you should place the filter back into the housing after cleaning. Be sure to remove any excess water, as water may damage the engine. If you don’t have a vacuum cleaner, you can use the hose attachment to clean the housing.

A standard shop-vacuum can be used to clean filters. Just make sure that the nozzle does not touch the filter media. After cleaning, use air or water to rinse the filters. Do not use a strong vacuum, as this might miss some particles. If you’re cleaning your air filters by hand, you’ll want to wear gloves and a mask to protect your hands. This way, you can clean the filter with minimal mess.

After washing the filter, rinse it thoroughly with lukewarm water. Be careful not to use high pressure or abrasive materials when cleaning the filter. Once it’s clean, it will last longer. It’s important to dry the filter properly after every cleaning. Don’t use harsh solvents or chemicals. If you’re not sure which cleaning agent to use, read the label. Most filters have arrows that indicate which way to go.

Trisha Lewis

Trisha is the lead writer @ AirQualityShop.com She also writes in the wellness and green space. On AirQualityShop.com Trisha specializes in pure air product reviews and DIY articles.