This 10in. dia. tubular skylight kit from Natural Light Energy Systems adds light to any dark room without heat gain, UV rays or fading. U.S.A. Illuminates up to 150 sq. ft. Equivalent to 300 Watts of incandescent lighting Highly reflective heavy-duty aluminum pipe Seamless aluminum flashing will not leak and requires no maintenance Fits standard pitched roofs Quick, simple installation; no structural changes required Building code approved Includes 4-ft. tube, flashing, gaskets and mounting hardware