HEATING VENTILATING AIR CONDITIONING CUIDE 1941 decrease in the size of the fuel pieces, with increase in the depth of the fuel bed, and with increase in the area of the fire-pot; the ratio also increases with increase in rate of burning.

HEATING VENTILATING AIR CONDITIONING GUIDE 1941 Typical connections to manifold coils having more than 6 pipes Fig. 9.

HEATING VENTILATING AIR CONDITIONING GUIDE 1941 Electric Resistor: A material used to produce heat by passing an electric current through it.

HEATING VENTILATING AIR CONDITIONING GUIDE 1941 HORIZONTAL SUPPLY MAINS The horizontal mains supplying the risers at the top of a down-feed system must be liberally sized unless the house tank is set at a much higher elevation than usual.

HEATING VENTILATING AIR CONDITIONING GUIDE 1941 MARTOCELLO, Joseph A.

HEATING VENTILATING AIR CONDITIONING GUIDE 1941 Arlington-- Bozeman, R.

HEATING VENTILATING AIR CONDITIONING GUIDE 1942 be used.

HEATINC VENTILATINC AIR CONDITIONING GUIDE 1942 by an air vent passing through a thermostatic trap into the dry return line as shown in Fig. 21.

HEATINC VENTILATING AIR CONDITIONING CUIDE 1942 humidifiers may be employed to deliver water vapor to the fan-driven air stream in proper amounts to produce a more humid atmosphere, with increased comfort for people and increased life for household furnishings.

T a b l e 1.

HEATING VENTILATING AIR CONDITIONING GUIDE 1943 and 3 in a similar manner to designate stream 2 and the resulting mixture respectively, write: Mi + Mi -- Mi (weight balance for the dry air) MiWi + MiWi = MtWi (weight balance for the water) Mihi + Mjhi = Mihi (energy balance, no heat absorbed) Eliminating Mi, Wi-W, hi -- h.

HEATING VENTILATING AIR CONDITIONING GUIDE 1943 where Z (1 + W) v778.

HEATING VENTILATING AIR CONDITIONING GUIDE 1943 Fuel used over any period is, according to the theory of the degree-day, proportional to the number of degree-days during the period.

HEATINC VENTILATING AIR CONDITIONING GUIDE 1943 Capacity Tons 0 to 5 5 to 25 25 to 50 50 to 400 400 and Over Table 10.

heating Ventilating air conditioning guide 1944 Pipe, piping (continued) > heat losses, 344 hot water heating systems, 303 inside, 766 insulation prevent freezing, 353 leader sizes, 362, 365, 366 low temperature insulation, 351 'materials, 323 overhead distribution, 766 proportioning wall stacks, 360, 362 return ducts,'360, 363, 367 recirculating grilles. 363 refrigerant sizes, 486 register selections,,362, 363 return connection, 364 .