HEATING VENTILATING AIR CONDITIONING GUIDE 1940 to heat it until some of the water is vaporized into the air stream.

HEATINC VENTILATING AIR CONDITIONING GUIDE 1940 In exhaust ventilating systems where the air column moves toward the fan, noise due to the higher tip speeds and outlet velocities will not be so readily transmitted back through the air column to the building as when the air column is moving toward the rooms.

HEATING VENTILATING AIR CONDITIONING GUIDE 1940 18.

Heating Systems Boilers, Cast-Iron Spencer Heater Division Aviation Manufacturing Corporation Williamsport, Pa.

HEATINC VENTILATING AIR CONDITIONING GUIDE 1941 Table 4.

HEATING VENTILATING AIR CONDITIONING CUIDE 1941 body becomes warmer.

HEATINC VENTILATING AIR CONDITIONING GUIDE 1941 greater the tendency for condensation to take place on the under side of the roof boards which moisture will drop on to the ceiling.

HEATINC VENTILATING AIR CONDITIONING GUIDE 1941 most dry filters are cleaned by replacing an inexpensive filter sheet, the useful life of these sheets often may be lengthened by vibrating or vacuum cleaning.

HEATINC VENTILATING AIR CONDITIONING CUIDE 1941 Table 1.

Air System Equipment Air Filters and Cleaners Owens-Coming Fiberglas Corporation Toledo, Ohio ATB T?

Controls and Instruments Julien P.

HEATINC VENTILATING AIR CONDITIONING GUIDE 1941 WOLIN, Milton W. (7 1938; 5 1937) Engr., Typhoon Air Conditioning Co., Inc., 252 West . 26th SL.

DEW POINT ro m r > ro-- o- -t m< . ; 0>--_X ,O = c 2o - - < to ,C Drn rmwo------% a. om m-J . -.S'- -2 0> >J 09 <0 O O OO O GRAINS MOISTURE PER LB.

HEATING VENTILATING AIR CONDITIONING GUIDE 1942 minimum number of manholes will be required when an .expansion bend, or an anchor with double expansion joint, is placed in each manhole and the pipes are anchored mid way between manholes. 6.

HEATINC VENTILATING AIR CONDITIONING GUIDE 1942 100 F) according to the constitutional state of the infants and body- weights.