"Drano works wonders on my kitchen sink, so I ignorantly assumed it would work on the dishwasher drain. I was wrong. The problem is that dishwashers have a heating element at the bottom. If you put a caustic chemical like Drano in there and the heating element turns on, you risk damaging the unit or creating noxious fumes.
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Drano in a dishwasher is a guaranteed way to ruin the appliance and risk injury. Physically clean the filter and hose instead. drano in dishwasher
If your dishwasher has standing water and isn't draining, you can usually fix it yourself without resorting to harsh chemicals. How to Fix a Dishwasher That Will Not Drain "Drano works wonders on my kitchen sink, so
Only use enzymatic drain cleaners (e.g., Bio-Clean, Drainbo). These contain bacteria/enzymes that digest food debris over 6–12 hours. They have no lye, no heat, and are safe for plastics/rubber. If you put a caustic chemical like Drano