1942 (#1111-1123) - Laserfiche WebLink

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The roof plate of the flashing shall be not less than eighteen (18) by twenty-one (21) inches in size, and the entire surfaces of all galvanized flashings shall be coated with red lead paint. No turns or changes of direction shall be made in the inst~l- atton of any vent pipe or vent flue unless made with the proper fittings manufactured for that purpose, and when in concealed places such turn or change of direction shall not exceed an angle greater than forty-five (45) degrees." (L) That Section 218 of said Plumbing Code is hereby amended so as to read as follows: "Section 218. Gas Water Heaters (where installed). Gas wqter heaters shall not be installed in any bathroom, bedroom, sleeping room or clothes closet, nor shall any gas water heater be installed in a garage, or in any room which has communication with a garage by door, window, ventilator or other means. Wood or combustible material or any material of less than one hour fire resistive protection as defined by the Uniform Building Code (as now or hereafter adopted as the bMi~d~ng code of the City of Santa Aha) shall be protected by one-eighth (1/$~ inch metal covered fireproof asbestos sheeting if situated within three (3) inches of any insulated gas water heater, or situated within six (6) inches of any uninsulated gas water heater, provided however, that the fire bo~ doors of all gas water heaters shall be situated not closer than six (6) inches to wood or combustible material. Air cell insulation is not acceptable for fireproofing for any purpose pertaining to this section." (M) That Section 219 of said Plumbing Code is hereby amended so as to read as follows "Section 219. Gas Water Heaters in Closed Rooms. When a gas heater is installed in a closed room, closet or compartment which has no other outlet than the door or entrance to the same, the said room, closet or compartment shall be ventilated by means of an opening six (6) inches by six (6) inches in both floor and ceiling, and such openings shall be directly connected through the floor and roof respectively to the outer air. The floor size of all such closed rooms, closets or compartments shall be not less than six and one-quarter (6~) square feet and shall be constructed to comply with the specifications required for one hour fire resistance as defined in the Uniform Building COde as now or hereafter adopted as the Building Code of the City of Santa Ana. Gas water heaters shall not be installed in any room which is less than twenty-four (24) inches in its least floor dimension. A relief valve shall be installed on all hot water heaters the water supply of which is taken from a water service inw hich a check valve is installed." (N) That paragraphs eight, nine, ten and eleven of Section 220 ef said plumbing code be, and the same is hereby repealed. (0) That a new section is hereby added to said Plumbing Code at the end of Section 220 thereof, to be known as Section 221, which said new section shall read as follows: "Section 221. Gas Wall Heaters Gas w~ll heaters which are manufactured as an unvented appliance shall be installed in t he following manner. On first and ground stories the space directSy under each gas wall heater shall be ventilated through to the space below between the floor Joints and the ground with an opening not less than eight (8) square inches and covered wholly by a galvanized screen. Ventilation of gas wall heaters situated in lower stories which have solid floors, or floors which have no space between such floor and the ground, and all upper story s shall be made Shrough ducts to the outer air. The outer termination of such ducts shall be protected by metal cowl ventilators with a ventilating area of not less than sixteen (16) square inches, and so constructed that rain or storm water cannot enter the ducts. All ventilators shall be equipped with galvanized wire screen both under the gas wall heater and at the outside termination of the ducts, the perforations of such screen shall be not less than one-eighth square inch, and not more than one-quarter (1/4) square inch in size.