Description
Rack-A-Tiers knockout fillers snap easily in place sealing a knockout. No tools required and the ability to snap in and snap out with ease. A cleaner aesthetic for non-metallic enclosures. These knockout seals are made of non-conductive plastic and are available in 1/2″, 3/4″, 1″, 1-1/4″, 1-1/2″, 2″ sizes and a various mix an assorted pack.