The Whirlpool 280140 Dryer Felt Seal is a mechanical component designed to create a secure barrier between the dryer drum and the front or rear bulkhead. It operates by preventing air leaks, maintaining proper airflow, and reducing friction as the drum rotates during drying cycles. Installed along the drum edge, the felt seal integrates with the drum and bulkhead assembly to support e... https://www.hnkparts.com/280140-whirlpool-seal-door