Marathon DUA20 Dura Strainer is used for Dura Anti-Backup Drains. It is a flexible open-weave basket designed to fit drain opening sizes of 3 inches to 5 inches. It is made to be compatible with the Marathon Dura Plastic Retrofit Roof Drain. The...
Marathon DUA20 Dura Strainer is used for Dura Anti-Backup Drains. It is a flexible open-weave basket designed to fit drain opening sizes of 3 inches to 5 inches. It is made to be compatible with the Marathon Dura Plastic Retrofit Roof Drain. The...