1/2 in. 1-Piece Knockout Seal

Close off unused openings in junction boxes or panel boards with RACO® knockout seals. Zinc steel seals provide installation integrity. Snap-in design makes installation easy.

• Snap-in feature provides quick and secure installation
• Zinc-electroplated for added corrosion protection
• 1-piece design is lightweight and easy to use
• UL Listed
• Available in trade sizes 1/2 in. through 2 in.