y~.: - 910 -- ' 1946 'Guide - h - Page Page .

. 268 CHAPTER 15 " '1948 Guide Table 10.

654 CHAPTER 37 1948 Guide Table 1.

764 CHAPTER 41 1948 Guide HEAT LOSSES FROM DUCTS The thermal transmittance U for ducts can be found as follows: For uninsulated metal duct, V = J_+_L Si + So For uninsulated non-metallic ducts, V = h where U, Si, Jo, * and k are as defined on page 769.

84 < ^ ~Heating Ventilating Air : Condi^^^ Guide 1948 ...!

142 Heating' Ventilating ^Air Conditioning Guide 1948 --Forrester,'N.

368 CHAPTER 17 1949 Guide Table 1.

490 CHAPTER 23 1949 Guide return connections.

564 CHAPTER 27 1949 Guide; of pipe by welding sometimes warrants using lighter wall thicknesses.

664 CHAPTER 34 1949 Guide the control function only; an indicating controller, when fitted with a pointer, thermometer,, or gauge which indicates the controlled condition; a recording controller, when it is combined with a clock mechanism and chart which records the controlled condition.

816 CHAPTER 41 1949 Guide good results may be expected when the radius to the center of the elbow is 1.5 times the pipe diameter or duct width parallel to the radius.

834 CHAPTER 41 7 "1949' ^ui'dfe For special considerations which apply to insulation of duets in marine installations see Chapter 49.

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