Southwire KOS-400-VT 4" Screw Type Plenum Knockout Seal
Knockout seals are inserted in discontinued, open box or enclosure knockouts to protect exposed wires. Gasket for use in air tight, dust tight, or standard applications.
Knockout seals are inserted in discontinued, open box or enclosure knockouts to protect exposed wires. Gasket for use in air tight, dust tight, or standard applications.