Dishwasher Drain Cleaner • Works 100%

Soak these pieces in hot, soapy water and use a soft-bristled brush to scrub away residue. 2. The Drain Hose and Air Gap

If the dishwasher still won't drain after cleaning the filters, the blockage may be in the external plumbing pieces: How to Unclog a Dishwasher Drain in 5 Steps - Whirlpool dishwasher drain cleaner