American Society of Heating and Ventilating Engineers Guide, 1932 between the calculated heat losses and the actual heat losses, and also smaller than the average difference between the calculated radiator sizes and the nearest stock sizes selected. gravity circulation For gravity circulation, the one-pipe system shown in Fig. 6 and the two-pipe, direct return system shown in Fig. 7 are probably in most common use.

American Society of Heating and Ventilating Engineers Guide, 1932 use.

American Society of Heating and Ventilating Engineers Guide, 1934 Carrier 620-625 Grinnell Co., Inc. 700-703, 745 W.

American Society of Heatino and Ventilating Engineers Guide, 1934 GLEASON, Gilbert H.

American Society of Heating and Ventilating Engineers Guide, 1934 REDSTONE, Arthur L.

American Society of Heating and Ventilating Engineers GuiDi 8 How much air will a 10-in. by 24-in. duct handle if it is part of designed on a pressure drop of 0.1 in. per 100 feet of run?

1935of andAmerican Society Heating Ventilating Engineers Guide, 13.Fig.

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American Society of Heating and Ventilating Engineers Guide, 1936 Ventilation (continued), openings skylights, 91 types of, 90 windows, 91 for public buildings, 359 purpose of, 95 quantity of air necessary for, 77, 531 . railway air conditioning, 257 by registers, 93 for schools, 72, 348 by stacks, 93 standards, 74, 790 for theaters, 348 Ventilator, ventilators, resistance of, 92 roof, 92, 779 ' unit, 218 (see also Unit Ventilators) Venturi chimney, 452 Vibration, insulation of, 333 Vitiation of air, 57 Volume, of air and saturated vapor, 10 conversion equations, 785 furnace, 779 specific. 3 of saturated steam, 27 of water, 30 W Wall, walls. air leakage through, 132 of chimneys. 465 fire. 379 heat transmission coefficients for, 105, 112, 114, 116, 118 radiators, output, 522 solar radiation on, 160, 161 sound transmission coefficients for, 331 surfaces, areas of, 104 time lag through, 162 Warm air heating systems, 782 gas-fired furnaces for, 502 gravity, 417 mechanical, 403 Washers, air, 201, 406, 772 capacity of, 203 specifications for, 204 types of, 201 Water, 41 boiling point of, 26 circulating, temperature of, 206, 663 from city mains, 180, 194 cooling, equipment, 204 efficiency of, 208 Quantity, 176, 206 temperature, 206 composition of, 26 density of, 26 domestic supply, 629 evaporation of, 211 factor of usage, 631 flow from fixtures, 630 freezing, 663 friction losses through pipes, 637 hammer, 560 heaters,.389, 645 heating, 629 hot, domestic supply, 643, 045 boilers, 279, 435 demand for, 649 electric heating of, 705 " pipe sizes for, 640 storage of, 648 heating systems, 587 (see also Bot Water Heat ing Systems) inches of water, 777 .

American Society of Heating and Ventilating Engineers Guide, 1936 Table 5.

American Society of Heating and Ventilating Engineers Guide, 1936 area of the leader, the designer must make allowances for all other conditions.

of and 1936American Society Heating Ventilating Engineers Guide, P = 0.0000000367 ( 1 + (1) (2) where P = loss in pressure, pounds per square inch. d = inside diameter of pipe, inches.

American Society of Heating and Ventilating Engineers Guide, 1936 Table 5.

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American Society of Heating and Ventilating Engineers Guide, 1937 replaced by a bed of adsorptive material and a separate water cooling coil, and a second section' of adsorber must be provided for alternate reactiva tion while the first is adsorbing.