American Society of Heating and Ventilating Engineers Guide, 1930 material, also that all variables due to differences in thickness, different pipe sizes, and different air conditions are eliminated.

American Society of Heating and Ventilating Engineers Guide, 1932 Table 5-A.

American Society of Heating and Ventilating Engineers Guide, 1932 Table 12.

American Society of Heating and Ventilating Engineers Guide, 1932 : Threaded | and C oupled T a b l e 1.

American Society of Heating and Ventilating Engineers Guide, 1932 temperature as the air.

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

American Society of.

American Society of Heating and Ventilating Engineers Guide, 1934 diagrammatically an elementary heating system which'will function with either or 1-in. pipe.

American Society of Heating and Ventilating Engineers Guide, 1935 0.001580 X 0.55 = 0.000869 lb = weight of vapor per cubic foot at 55 per cent relative humidity.

American Society of Heating and Ventilating Engineers Guide, 1935"^ Chapter 21--Industrial Exhaust Systems Solution.

American Society of Heating and Ventilating Engineers Guide, 1935 For the purpose of this chapter the following terms will be used and should be clearly distinguished from one another: a Maximum Possible Flow: The flow which would occur if the out lets on all fixtures were opened simultaneously.

American Society of Heating and Ventilating Engineers Guide, 1935 PROBLEMS IN PRACTICE 1 9 What is the relation between the sensible heat loss from a building and the heat required for humidification?

American Society of Heating and Ventilating Engineers Guide, 1936 9 Why are metal surface cooling elements instead of liquid spray chambers used in the design of most unit air conditioners and unit coolers?

American Society of Heating and Ventilating Engineers Guide, 1936 feathers and lint, the exhaust vent should be large enough to permit an air velocity of 200 to 500 fpm.

American Society of Heating and Ventilating Engineers Guide, 1936 VACUUM PUMPS A vacuum heating pump is employed to create a vacuum on the return side of a system to remove air and water from the return piping and to pump the condensate to the boiler or to a receiving tank.