How To Keep Dishwasher Drain Hose Clean: [2021]

According to technical documentation, dishwasher drain hoses fail primarily due to the "sedimentation effect." Unlike a garbage disposal which relies on grinding, dishwasher pumps rely on water velocity to push food particulate out. If the hose has "flat spots" (improper installation) or the interior walls become coated with grease, velocity drops, and debris settles, eventually hardening into a blockage.

Under your sink, you’ll find the dishwasher drain hose connected either directly to a garbage disposal or a "wye" branch on your sink drain. If that hose runs straight from the dishwasher to the disposal in a flat line, gravity wins. Dirty sink water, grease, and debris will literally roll back uphill into your hose. how to keep dishwasher drain hose clean

Best for: If you cook with a lot of bacon, butter, or oil. If that hose runs straight from the dishwasher