Commercial Electric 1 in. Knockout Seal (2-Pack)

Commercial Electric's Roof Flashings are used to provide a watertight connection between the roof line and service masts or ventilation pipes. Directs water flow away from riser pipe entry point. Pre-galvanized finish helps protect against corrosion. Includes Neoprene seal.

• Steel Knockout Seal
• Snap-In Type
• For Conduit Installation and Support (ACC)