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_ -6 Division 15-A Plumbing GA3 PIPE AND FITTING3: Exterior underground gas pipe shall be approved type plastic, or as otherwise required by the Local Gas Co., pipe within the building shall be :Schedule 40 Black iron with malleable fittings. Pipe in attic or on exterior walls, as hereinafter described shall be same as above grade. GAS DISTRIBUTION: Gas shall come from existing meter location, underground to new construction, enter the building above the floor line distribute in partitions, overhead above ceilings and suspended as specified for water pipe. All gas connections to equipment other than water heater, will be made by the plumber. The Plumber shall furnish gas valves at each piece of equipment. GAS WATER HEATER; Furnish and install for showers etc., where shown on plans (1 in all) Rheem Model #RFD156-82 commercial or approved equal 82 gallon storage, type, gas fired water heater with temperature and pressure reducing valve pipe to drain. METALBESTpg VENT3: The Plumber will furnish and install Metalbestos or approved equal vents for gas water heater. Vents shall be of size required by appliance and shall, unless otherwise called for, be enclosed in wall. Vents shall be oval or round as conditions require and shall iriclude standard elbows, fittings, rigid type flashing, and Belmont roof vent. TE3T3: Provide water test on all new sewer,•lines. After the drain line roughing-in is completed but before being covered, all openings shall be plugged and filled with water up to the level of the highest outlet. Water test shall remain overnight without loss of water and approved by the architect. Partial tests may be made of individual sections, but the entire system must be given-a final test. Before any water pipe is covered or encased in walls, openings shall be capped and the system made tight under 100 psi air pressure for at least four hours. At completion of piping system, with outlets capped, first purge the system of air and then fill with water under full City pressure for a period designated by the Architect, and re-check for any leakage. _ Completed gas system shall be capped off and subjected for 8 hours to air pressure of 25 psi without material loss of pressure.