HEATING VENTILATING AIR CONDITIONING CUIDE 1943 Flow meters using an orifice, Venturi tube, flow nozzle, or Pitot tube as the primary device are made by a number of manufacturers and can be obtained in either the mechanically or electrically operated type.

HEATING VENTILATING AIR CONDITIONING GUIDE 1943 obtain, as, for instance, in railway air conditioning.

HEATING VENTILATING AIR CONDITIONING GUIDE 1943 Table 4.

HEATING VENTILATING AIR-CONDITIONING GUIDE 1943 * .

HEATING VENTILATING AIR CONDITIONING GUIDE 1943 i: ROLL OF MEMBERSHIP MABON.

HEATING VENTILATING AIR CONDITIONING GUIDE 1944 .

HEATING VENTILATING AIR CONDITIONING GUIDE 1944 sufficient saturation.

HEATING VENTILATING AIR CONDITIONING GUIDE 1944 prevent overheating the house by thermal circulation when the pump is not running, it is usual to insert a weighted check-valve in the house heating main, so that no circulation to the house heating system can occur unless the pump operates.

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506__________________Chapter 26 ___________ 1945 Guide spread over the deck surfaces, biit since some deck designs furnish a resistance to air flow, too many decks may be a detriment.

650 Chapter 36 1945 Guide' agents other then static sparks.

.728 Chapter 42 __________ ______ - 1945 Guide_ where Q = air flow, cubic feet per minute.

768 Chapter 45________________________ ,_________ 1945 Guide the floor above, and down the outside walls.

792 Chapter 47________________ 1945 Guide Saturated Air: A mixture of dry air and saturated water vapor, all at the same dry,, bulb temperature.

On pages 843-1152 will be found the Catalog Data of 211 manufacturers whose products are described and illustrated.