Coupon codes, promotions, and offers for WaterChef, a premium water filtration system for your countertop, sink, and shower systems. WaterChef is certified tested by NSF International, stylish, and the countertop and under-sink systems come with a lifetime limited warranty. WaterChef uses premium components, innovative technology, long-lasting filters, and they’re eco-smart and provide a very low cost per gallon of filtered water. Trust WaterChef with their 5-star customer support and a 60-day no-risk guarantee. While WaterChef may save you money over bottled water and constant filter replacements, use these WaterChef coupons & offers below to save even more!