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The L.H. Dottie D10S is a three-piece knockout seal designed to fit holes that are one half inch in diameter. Made from steel and finished with zinc plating, this product offers durability and longevity in electrical fittings. This knockout seal is easy to install with snap-in mounting, ensuring secure placement. Use it to effectively seal holes punched in panels or knockouts from outlet boxes.
Ideal for sealing knockout openings in electrical panels and boxes, the D10S is an essential accessory for electricians and technicians.
We pulled together the parts most installs need for this unit, plus a few add-ons worth a look. Check what you need — nothing here blocks checkout.
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