Our FIRE SHIELD Housing Is Designed To Meet Today’s One or Two-Hour Fire-Rated IC & Non-IC Codes for high-rise Condominiums, Apartment Buildings, Multi-Family Residences, Hotels, Hospitality, Assisted Living Homes, Hospitals, Health Care and many more applications. Accommodates up to 18W DTT/TTT 4-pin compact fluorescent lamp. Furnished with preinstalled adjustable bar hangers. Junction box is provided with four 1/2 Inch KOs, one 3/4 Inch KO and four Romex knockouts with strain relief.