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Visual instructions to create a DIY Air Purifier. 1. Attach the air filter to the back of a box fan using clamps, duct tape or bungee cords. 2. Check the filter for the direction of the airflow marked on the side of the filter. 3. Replace filters when they get dirty.
Wildfire Smoke Season is time to bookmark airnow.gov for air quality updates, purchase a hepa air purifier, seal doors and windows. Protect your indoor air this summer
Same as above without the DPHHS logo in the corner
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