fiberglassBOX 3300-NK Electrical Box 3 -Gang 6 -Outlet 12 -Knockout Fiberglass Reinforced Polyester BMC

Thermoset fiberglass with angled mid-nails, speed clamps. Lightweight, non-corrosive, non-conductive, no ground required. Will not melt or distort in high heat. Shatter-resistant in cold temperatures. 2 hrs wall fire rating. 3 in x 5-11/16 in x 3-3/4 in. UL listed.