Can You Put Drano In — A Dishwasher

The most compelling argument against using Drano in a dishwasher is the extreme risk of chemical burns. Dishwashers are not designed to contain violent chemical reactions. When a user pours Drano into a standing pool of water in the dishwasher and closes the door, they are creating a pressurized, heated caustic solution. If the door is reopened too soon, or if the seals fail, a splash of boiling, sodium-hydroxide-rich water can fly into the user’s face, eyes, or onto their skin. Unlike an acid burn, which often causes immediate pain, alkali burns like those from Drano cause liquefactive necrosis—they dissolve tissue on contact, often without immediate intense pain, leading to deeper, more severe, and permanent damage. The vapor released can also burn the respiratory tract. No clog is worth the risk of blindness or permanent disfigurement.

Using unauthorized chemicals in your dishwasher will almost certainly void the manufacturer’s warranty. If a technician sees chemical burns on the pump or seals, they will not cover the repair. can you put drano in a dishwasher