Halex 1/2 in. Knock-Out Seal

Product Description

Knock-Out Seals are designed to cover exposed knock-out holes in steel boxes and other metal enclosures. The 1/2 in. Knock-Out Seal offers corrosion resistance. It is convenient and easy to use.|Covers knock-out holes in metal enclosures|Zinc-plated steel|Corrosion resistant|Designed for indoor and outdoor use