of andAmerican Society Heating Ventilating Engineers Guide, 1935"; way and to place 50 per cent of this in the bottom third, the normi amount in the middle third and the balance in the top third

American Society of Heating and Ventilating Engineers Guide, 1935 The drop in>pressure in air distributing systems is due to the dynamic losses and the friction losses.

American Society of Heating and,Ventilating Engineers.

American Society of Heating and Ventilating Engineers Guide, "1935 To secure a correct distribution of hot water among the several risers it is necessa as p. reviously stated, to introduce special resistances to balance the several riser?

American Society of Heating and Ventilating Engineers Guide, 1935 Radiator, radiators (continued), output of. paint, effect of. ratings of, shields. types of. warm air.

American Society of Heating and Ventilating Engineers Guide, 1936 transmitted noise to any required degree.

American Society of Heating and Ventilating Engineers Guide, 1936 . 13 What important factors must be considered in the determination of resistance for an exhaust system?

American Society of Heating and Ventilating Engineers Guide, 1936 and filling up the furnace width, while the ash disposal is at the rear.

American Society of Heating and Ventilating Engineers Guide, 1936 or tied in with the oil or gas burner switch which starts and stops the burner.

American Society of Heating and Ventilating Engineers Guide, 1937 surface resistance.

n American Society of Heating and Ventilating Engineers Guide, 1937 Where a number of rooms are to be heated and ventilated through one central fan system it is customary to provide tempering heating units automatically controlled to provide a minimum temperature for venti!

American Society of Heating and Ventilating Engineers Guide, 1937 between the vacuum pump and the system; where intended for con tinuous operation they do not require a receiver.

Heating Ventilating Air Conditioning Guide 1938 Table 5.

Heating Ventilating Air Conditioning Guide 1938 In considering both the transmission and infiltration losses, the more exact procedure would be to select the outside temperature and the wind velocity corresponding thereto, based on Weather Bureau records, which would result in the maximum heat demand.

Heating Ventilating Air Conditioning Guide 1938 Heat Introduced by Outside Air An allowance must be made for the heat and moisture in the outside air introduced for ventilation purposes or entering the building- through, cracks, crevices, doors, and other places where infiltration might occur.