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HEATING AND COOKING 6 UIFMENT on large buildings, hamprr or fall on fire fighters who may have to respond to a fire in the building. Chapter 5 Heating and Cooking Equipment 5-1 Chimneys and Flues. 5-1.1* Stoves and furnaces ' all be installed in accor- dance with requirements of NFPA 211. Standard for Chimneys, Fireplaces, and vents. 5-1.2 Any wood construction used in the building shall not be in contact with the chimney and stall be kept a minimum of 2 in. (5.1 cm) away. Clearance to heat pro- ducing appliances shall be as specified in NFPA 89M, Heat Producing Appliance Clearances. 5-1.3* Chimneys shall extend at least 3 ft (0.9 m) above the highest point where they pass through the roof of the building and at least 2 ft (0.6 rn) higher than any portion of a building within 10 ft (3.05 m). 5-1.4 Fireplaces shall be constructed of solid masonry or reinforced concrete or be an approved freestanding design. If a lining of fire brick at least 2 in. (5.1 cm) thick or other appropriate lining is used, the total thickness of back and sides shall be 8 in. (20.3 cra). if such lining is not provided, the thicken ss of back and sides shall be not less than 12 in. (30 cm). .�-1.4.1* A noncombustible hearth shall extend a mini- mum of 20 in. (50.8 cm) from t:se flue or fireplace to I.ro- tect flooring and rugs. 5-2 Fquiprnent Burning Solid Fuel. 5-2.1 Wood and coal stoves shall rest on a firm base with 36-in. (91.4-cm) clearance from unprotected com- bustible walls and ceiling. S 2.1.1 Noncombustible floor covering approved by the authority having jurisdiction shall be used to catch falling sparks under wood stoves equipped with legs on com bustible floors; extend this covering at least 6 in. (15.2 cm) beyond all sides of stove and 12 in. (30.5 cm) in front. (For definition of "noncombustible" refer to NFPA 97M, Standard Glossary of Terms Relating to Chimneys, Vents and Heat Producing Appliances.) 5-2.2 An insulator shall cover exposed combustible walls or partitions where clearances mentioned in 5.2.1 cannot be obtained. The insulating material shall be in accordance with Table 2 2.1 of NFPA 89M, Clearances for Heat Producing 4ppliances. A l-in. (2.54-cm) air space shall be provided between this protective covering and the wall, using noncombustible spacers. 5-2.3 locate woodboxes at least 3 ft (0.9 m) from a wood burning stove. 5-2.4 Deposit ashes in covered Qutal containers only storing outdoors until safe disposal can be made. 0 224 7 5-2.4.1 To dispose of ashes, dump them only when thoroughly wetted in a pit dug in mineral soil where all vegetative hazard has been cleared away for 10 ft (3 m). 5-2.5 Do not use kerosene or other flammable liquids for starting or accelerating fires. 5-3 Outdoor Barbecues. 5-3.1* The area used for barbecues in forest land shall be cleared to mineral soil in a circle at least 5 ft (1 5 m) diameter and the barbecue stand shall be placed in the center on a firm, level spot. A supply of water and a shovel or rake stall be kept nearby for control of any small fire the t may start in nearby forest duff or litter. 5-3.1.1 Gasoline shall not be used for starting barbecue fires. 5-3.1.2 Electrical charcoal igniters shall be of the ap- proved type. 5-4 Equipment Burning Fuel Oil. 54.1* All equipment which burns fuel oil for cooking or supplying heat to a room or building shall be installed in accordance with NFPA 31, Installation of Oil Burning Equipment. Only appliances and equipment which have been tested and listed by a nationally recognized testing laboratory shall be used and their use shall be restricted to their designated purposes. 5-4.1.1 All fuel oil shall be stored and handled in con- formance with the provisions of NFPA 31, Installation of Oil Burning Equipment. 54.1.2 Other coi,.�:atible and flammable liquids shall be stored and handled in conformance with the provi- sions of NFI'.4 30, Flammable and Cumbustible Liquids Code. 5-5 Equipment Burning Gas. 5-5.1* All equipment that burns gas shall be installed and maintained in accordance with NFPA 54, National Fuel Gas Code. 5-5.2* Liquefied petroleum gas containers and installa- tions shall be installed and maintained in accordance with NFPA 58, Storage and Handling of Liquefied Petro- leum Gases. 5-5.2.1 Locate liquefied petroleum gas containers and fiat stage regulating equipment outside of buildings. All containers shall be secured against falling. 5-5.2.2 For domestic use, containers should be set on a firm foundation, aboveground. The outlet piping should be protected against breakage from settling by a flexible connection or special fitting. The containers are required to have safety devices specified by Department of Transportation regulations. 5-6 Open Flame -Type Equipment. 5-6.1* When used indoors, open flame -type equipment shall be positioned firmly on a steady support table o