This residential steel utility door features metal louvers pressed into the skin on both sides for full ventilation. Made from 24-gauge galvanized steel with internal bracing and is pre-primed to accept finish paint. Doors have softwood stiles for easy machining and typical hardware applications. Bored for lockset 2-1/8″ bore with 2-3/8″ backset or available with no bore. Perfect for utility applications where ventilation is desired or required by code. Kerfed bottom rail on 1-3/4″ doors accepts popular door sweeps. Doors are not fire rated.