<p>This whisper-quiet air purifier can scrub irritants out of a room up to 200 square feet with a two-stage HEPA filter. </p> <p>The post <a href="https://www.popsci.com/gear/clorox-hepa-air-purifier-fight-allergies-walmart-deal/">If you have allergies, you need this $70 Clorox HEPA air purifier, on sale for just $30</a> appeared first on <a href="https://www.popsci.com">Popular Science</a>.</p>