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ASME Y32.2.4-1949
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ASME Y32.2.4-1949
Graphic Symbols For Heating, Ventilating And Air Conditioning (Y32.2.4 - 1949)More info
This standard provides stardardized symbols for heating, ventilating and air conditioning for use on drawings. Architects, contractors, and engineers, by the use of these symbols on their plans, will have a standard method of indication heating, ventilating and air conditioning and will help to aviod confusion in the interpretations of requirements.