10-Gang Fire Classified Floor Box Pre-assembled installation ready Floor Box has been designed to be installed in above grade concrete floors while maintaining the fire classification of the floor. This box is classified to be used in 1-, 1 1/2-, 2-, or 3-hour fire rated floors. Designed to accept standard size wall plates. Box comes complete with four 2 service feed stems, plus all of the other components needed for initial installation. Finish - White