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they are not concealed within construction. Duct opening, and at least 6’-8” clearance above the <br />length shall not exceed a total combined vertical and shower floor or tub. A non-absorbent wall finish <br />from the connection of the <br />horizontal length of 25’ <br />shall be provided to a height of not less than 6 <br />transition duct from the dryer to the outlet <br />feet above the shower floor. <br />terminalCHIMNEYS & FIREPLACES: <br />. The maximum length of the duct shall be 11. IRC Chapter <br />in accordance with 1502.6 or the <br />reduced <br />10. Factory-built chimneys and fireplaces shall be <br />manufacturer’s instructions may prevail if the <br />tested in accordance with UL 127, listed and <br />instructions are provided to the inspector at the <br />labeled, and shall be installed and terminated in <br />time of the framing inspection. <br />No screens shall be <br />accordance with the manufacturer’s installation <br />Where the duct is <br />installed at the duct termination. <br />instructions. Masonry or concrete fireplaces shall <br />concealed within the building construction, the <br />be constructed in accordance with IRC Chapter <br />equivalent length of the exhaust duct shall be <br />10. <br />identified on a permanent label or tag located FIREPLACE HEARTH EXTENSION: <br />12. IRC <br /> <br />within 6’ of the exhaust duct connection. <br />Section <br />1001.10. An approved noncombustible <br />M1502.6 Dryer Exhaust Duct Fitting extend at least 16” from the front of, <br />hearth must <br />Equivalent Per ASHRAE <br />and at least 8” beyond each side of the fireplace <br /> <br /> <br />Lengthper <br />Exhaust Duct Fitting TypeEquivalent Length <br />opening. Where the fireplace opening is 6 square <br /> <br />o <br />4” radius mitered 45elbow2’ 6” <br /> <br />feet or larger, the hearth extension shall extend at <br />o <br />4” radius mitered 90elbow5’ <br /> <br />o least 20” in front of, and at least 12” beyond each <br />6” radius smooth 45elbow1’ <br /> <br />o <br />6” radius smooth 90elbow1’ 9” <br />side of the fireplace opening. <br /> <br />o <br />8” radius smooth 45elbow1 ‘ <br />CLEARANCE TO COMBUSTIBLES: <br />13. <br /> <br />o <br />8” radius smooth 90elbow1’ 7” <br /> IRC Section 1003.18, 1001.11. When masonry <br /> <br />o <br />10” radius smooth 45elbow9 ‘ <br />chimneys are built within a structure, a 2” <br /> <br />o <br />10” radius smooth 90elbow1’ 6” <br />clearance to combustible material is required. <br /> <br />RANGE HOOD: <br />8. IRC Section M1503, M1901 & <br />When a chimney is placed on the exterior of the <br />HCC Sec 5-71, 310.3.12. The vertical distance <br />structure, a 1” clearance is allowed. Combustible <br />between the cooking top of a domestic range and <br />material shall not be placed within 6” of fireplace <br />unprotected combustible material shall be 30” or <br />opening. No combustible material placed within <br />more. Reduced clearances may be permitted in <br />12” of the fireplace opening (such as mantles or <br />accordance with the listing and labeling of the range <br />decorative fireplace surrounds) shall project <br />hoods or appliances. Commercial cooking equipment <br />more than 1/8” of each 1” clearance from the <br />shall not be installed within dwelling units; cooking <br />opening. See IRC Chapter 10 for additional <br />appliances shall be listed and labeled as household- <br />requirements. <br />type appliances for domestic use. <br />COMBUSTION AIR: <br />14. IRC Section M1701.1. <br /> <br />Solid-fuel- burning appliances shall be provided <br />WATER CLOSET CLEARANCES: <br />9. HCC Sec 5- <br />with combustion air in accordance with the <br />71, 310.3.5(d). Water closets shall be located in a <br />appliance manufacturer's installation <br />clear space not less than 30” in width, and not <br />instructions. Oil-fired appliances shall be <br />closer than 15” from the center of the fixture to a <br />provided with combustion air in accordance with <br />wall or other side barrier such as a tub. The clear <br />NFPA 31. The requirements for combustion <br />space in front of the water closet shall be at least <br />and dilution air for gas-fired appliances shall be <br />24”. The ceiling height at the front of the water closet <br />in accordance with Chapter 24. Fireplaces shall <br />the ceiling height <br />shall be at least 6’8” high, and <br />comply with Section 1001. <br />above the fixture shall be such that the fixture is <br />APPLIANCE LOCATIONS: <br />15. IRC Section <br />capable of being used for its intended purpose. <br />G2406.2. Fuel burning appliances shall not be <br />When a dwelling contains two or more bedrooms, <br />installed in a sleeping room, bathroom, toilet <br />access to or from a common bathroom (or water <br />room, or closet. Exception: direct vent <br />closet compartment), shall be arranged such that it is <br />appliances (see IRC Section G2406.2 for <br />not necessary to travel thru another bedroom to a <br />additional exceptions). <br />bathroom nor access to bedrooms thru a bathroom <br />PROTECTION OF APPLIANCES: <br />16. IRC Section <br />(or water closet compartment). <br />M1307.3. Appliances located in a garage or <br /> <br />SHOWER AREAS: <br />10. IRC P2708. <br />carport or any other location subject to vehicle <br />Showers shall have a minimum dimension of 32”x <br />damage shall be protected by approved barriers. <br />32” minimum clearance and 24” in front of the <br />The County of Hawai‘i is an Equal Opportunity Provider and Employer <br /> <br /> <br />101 Pauahi Street, Suite 107 74-5044 Ane Keohoklole Hwy <br />ā <br />Hilo, Hawai‘i 96720 Kailua-Kona, Hawai’i 96740 <br /> <br />Tel: (808) 961-8331 Page 7 Tel: (808) 323-4720 <br /> <br />