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5-85 HAWAII COUNTY CODE "COOL ROOF. A cool roof is a roofing system that can deliver high solar reflectance, and high thermal emittance as specified in table C402.3." "HABITABLE SPACE. A space in a building for living, sleeping, eating or cooking. Bathrooms, toilet rooms, closets, halls, storage or utility spaces, garages or carports, and similar areas are not considered habitable spaces." "OCCUPIABLE SPACE. A room or enclosed space designed for human occupancy in which individuals congregate for amusement, educational or similar purposes or in which occupants are engaged at labor, and which is equipped with means of egress and light and ventilation facilities meeting the requirements of this code." "UNCONDITIONED FLOOR AREA. The horizontal projection of the floors associated with the unconditioned space." "UNCONDITIONED SPACE. An area, room or space that is enclosed within the building thermal envelope and is not directly nor indirectly heated or cooled." (28) Subsection R401.2 of the International Energy Conservation Code is amended to read as follows: "R401.2 Compliance. Projects shall comply with one of the following: 1. Sections R401.3 through R404. 2. Section R405 and the provisions of Sections R401 through R404 labeled "Mandatory." 3. An energy rating index (ERI) approach in Section R406. 4. The tropical zone requirements in Section R401.2.1 and R401.3." (29) Subsection R401.2.1 of the International Energy Conservation Code is amended to read as follows: "R401.2.1 Tropical zone. Residential buildings in the tropical zone at elevations below 5,000 feet above sea level shall be deemed to comply with this chapter where the following conditions are met: 1. Not more than one-half of the dwelling unit area is air conditioned. 2. The dwelling unit is not heated. SUPP. 8 (7-2020) 5-120