Lytecaster® 1002P1 5 in Non-IC Standard Frame-In Kit is made of 20 ga galvanized steel and will accommodate existing ceilings up to 1 in THK. Non-IC designation requires that insulation must be kept a minimum of 3 in away from housing. Lamp type and wattage dependent on frame-in kit/trim combination. A complete fixture includes a frame-in kit and a trim kit, sold separately.