In observance of the holidays, we will be closed on Tuesday, December 24th, and Wednesday, December 25th. We will reopen with normal business hours on Thursday, December 26th.
Made of flame retardant neoprene, these new knockout plugs meet UL 514 flammability testProvide a rain tight, dust and oil tight reusable seal for electrical knockoutsNo tools needed to installJust push into hole and they snap-inNEMA 3R, 4, 6 and 13 boxes can be saved or reused whenever a knockout is no longer used-30 to 105 deg C temperature
T&B® 5710 Liquidtight Knockout Plug, 1/2 in, For Use With Liquidtight Flexible Metal Conduit, Neoprene