FREE Water Aerator at Home Depot Today (4/18) ONLY April 18, 2010 This post may contain a link to an affiliate. See my disclosure policy for more information. Swing by your local Home Depot today to pick up a FREE Faucet Aerator! This is an Earth Day freebie courtesy of Home Depot and available to the first 200 customers at each store to claim it. Thanks, Common Sense With Money!