... ASHRAE handbook, ASHRAEStandard 62, and the requirements of NFPA Standards Nos. 90A, 90B, and 91. Motorizedlow-leakage dampers, with blade and jamb seals, should be provided at all outside air intakes ... Barometric pressure and air temperature should be noted when using air veloc-ity meters.© 2001 CRC Press LLC designed in accordance with ASME B19. 1-1 985 and B19.1a-1985, Safety Standards forCompressor ... Engineers(ASME) B19.1 and B19 .3; ASME Boiler and Pressure Vessel Code Section VIII, PTC-9 & PTC-10; and the Instrumentation, Systems, and Automation Society (ISA) S7 .3, as applicable.• Where...