The H36RTAT is a Non-IC AIR-TITE™ remodel fixture for use with H3 3” series trims. For installation from below the ceiling. Housing is AIR-TITE™ rated to prevent airflow between heated or air conditioned spaces and unconditioned attic areas. For use with 120V GU10 lamps. Non-IC Housing is AIR-TITE™ but insulation must be kept 3 inches away from all sides of housing.