Collecting rainwater for use during dry months in rain barrels is an ancient and traditional practice, not to mention it's also a great way to save money. Shop from select rain barrels at Home Depot that are up to 24% off. Our favorite is the 50 Gal. Earth Brown Water Urn Flat-Back Rain Barrel with Integrated Planter and Diverter Kit, on sale at $79.98 (reg. $99.97). In all there are 7 different barrels to choose from. Offer valid only on 07/15/2016.