American Society of Heating and Ventilating Engineers Guide, 1937 Speed Characteristics Direct current motors are available with speed characteristics of four types: 1.

Heating Ventilating Air Conditioning Guide 1938 Table 1.

Heating Ventilating Air Conditioning Guide 1938 entrained air, evaporated water, and impelling steam is discharged into a surface condenser at a pressure which permits the available condensing medium to condense it.

Heating Ventilating Air Conditioning Guide 1938 SELECTION OF FANS The following information is required to select the proper type of fan: 1.

'Heating Ventilating Air Conditioning Guide 1938 dicitis for instance, which sometimes come with summer heat waves, and develop dangerously unless promptly operated upon.

Heating Ventilating Air Conditioning Guide 1938 (L.

Heating Ventilating Air Conditioning Guide 1938 CRANSTON, Ray O.

Heating Ventilating Air Conditioning Guide 1939 PROPERTIES OF STEAM Steam is water vapor which exists in the vaporous condition because sufficient heat has been added to the water to supply the latent heat of evaporation and change the liquid into vapor.

Heating Ventilating Air Conditioning Guide 1939 Table 3.

Heating Ventilating Air Conditioning Guide 1939 In exhaust ventilating systems where the air column moves toward th fan, noise due to the higher tip speeds and outlet velocities will not bp so readily transmitted back through the air column to the building 3!

Heating Ventilating Aik Conditioning Guide 1939 switch.

Heating Ventilating Air Conditioning Guide 1939 Meyer Furnace Co., 917 Herman Nelson Corp., 996 Spencer Heater Division, 946-947 Westinghouse Elec. & Mfg.

Heating Ventilating Air Conditioning Guide 1939 Brownell Company, 2104 Burnham Boiler Corp., 942-943 Crane Co., 944-945 General Electric Company, 908- 909, 1044-1045 National Pipe Bending Co., 988 HEATERS, Tank American District Steam Co.. 966, 1039 American Gas Products Div., American Radiator Co., 900, 951 American Radiator Co., 898-899, 940-941 .

Heating Ventilating Air Conditioning Guide 1939 GROHS, Conrad E.

Air System Equipment rSS The Marley Company (Fairfax and Marley Roads,) Kansas City, Kansas Branches or Agents in Principal Cities Spray Nozzles and a Complete Line of Water Cooling Equipment MARLEY NATURAL DRAFT TOWERS Practically unlimited range of closely graduated sizes, entirely shop fabri cated.