TC Housing design for use in non-insulated areas. If installed where insulation is present, the insulation must be pulled back 3... from all sides of the TC housing. Lamp: Lamp ratings based on trim selected. Socket: Medium base porcelain with nickel-plated copper screw shell. Drop socket with spring to accommodate certain trim installation. Labels: U.L. listed for through-branch wiring, damp locations and IP. Product thermally protected against improper use of lamps or insulation. Union made AFL-CIO. UL Listed/CSA certified. Trims 20, 21, 22, 240, 241, 242, 243 and 9900 are wet location approved for covered ceiling applications. Trims 28, 29 are wet location approved for covered ceiling applications, when used with outdoor rated lamps. Testing: All reports are based on published industry procedures; field performance may differ from laboratory performance.
