McDonnell & Miller, Inc.

Insulation SXtinndd The Ric-wiL Company PREFABRICATED INSULATED PIPING SYSTEMS Union Commerce Bldg., Cleveland, Ohio Agents in Principal Cities Ric-wiL produces complete insulated piping systems designed and engineered to specific operating requirements for transmission (with the lowest possible thermal loss) of steam, hot or refrigerated liquids or gases.

34 CHAPTER 5 ; L952 Guide ;Tablr 2^-Approximate Unit Conductances fob Thermal Convection < fob Several Flow Systems {Concluded) Case 1 Heat Transfer Equation* and itb'Limits of Application Refer* encb ' Forced Convection NOMENCLATURE AND DIMENSIONS FOR TABLE 2 cp = heat capacity at constant pressure, Btu per (pound) (Fahrenheit degree).

478 CHAPTER 20 1952 Guide The control valve may be of the automatic modxdaling or floating type governed thermostatically from selected control points in the building, or it may be a special pressure reducing valve which will maintain the desired sub-atmospheric pressures by continuous flow into- the, heating main.

796 CHAPTER 36 1952 Guide of refrigerant which is present in vapor form.

850 CHAPTER 38 1952 Guide - discharge or in the return air, or both, and they may be associated with thermostats or.hygrostats in the conditioned spaces. 5.

886 CHAPTER 40 1952 Guide Sound Control 887 Fiq. 8.

<936 CHAPTER 44 /- )^ * 1952 Gtiide - Table 1.'

1010 CHAPTER 47 1952 Guide class, are usually air conditioned.

1086 1952 Guide Campbell Beating Co., 1124-1125, Barnes A Jones, Inc., 1409 HUMIDITY AND TEMPERA- 1142 C.

Air Conditioning gSf&SSS?'

Controls and Instruments The Mercoid Corporation i Main Office and Factory, 4201 Belmont Atenue, Chicago 41, Illinois New York Office, 205 East 42nd St.

W&- j Pel.

230 .

370 CHAPTER 15 1953 Guide chamber design is to provide against flame impingement upon either me tallic or firebrick surfaces.