The LG MDS65210409 dishwasher gasket helps create a secure seal to prevent water leaks during operation. This component is a flexible seal installed around the dishwasher door, designed to fit snugly against the frame when the door is closed. It works by forming a watertight barrier that keeps water and detergent contained within the unit throughout the wash cycle. By maintaining this seal, it supports efficient cleaning performance, reduces the risk of leaks, and helps protect surrounding cabinetry and flooring. Made from durable material, it allows for a proper fit and straightforward replacement, contributing to the appliance’s reliable and consistent operation.