Knockout Plugs & Seals

Knock-Out Seals are used to cover exposed knock-out holes that are in steel boxes and other metal enclosures. They are suitable for indoor and outdoor use. They are made with zinc-plated steel for strength. They cover exposed knock-out holes and have corrosion-resistant zinc-plated steel construction. They are for use in steel boxes and other metal enclosures.

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Seals
Seals are used to cover up exposed knock-out holes in steel boxes and other metal enclosures. They are suitable for indoor and outdoor use. The seals are made with zinc-plated steel for strength. The covers expose the knock-out holes. They have corrosion-resistant zinc-plated steel construction.