556 CHAPTER 24 ROOTING WALL POURED SLA0 PRECAST ilW / CONCRETE H.OOB SUPPORTS - poeCTIONH VANES AIR' PLENUM CONCRETE INSULATION CRAVCL OR ROCK TILL EARTH 4954 Guide Fig. 6.

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r>h- ffia' ttHwl 0, l&fftl V1U&MM, Ever wAatrtno,wmyimt fbi* seating has beta called to fffotMA iffoetid industries with an opportunity of dieouealagft oomm problem anft^ of considering ny and aini of solving it.

I ' Heating Systems Botes, cast-iron The H.

100 CHAPTER 5 Similarly, conductance is the reciprocal of resistance, and for heat flow ^ through several resistances in parallel, the conductances are additive: S Ct ~ Rr ~ R, + R,+ R3 + ' ' ' + (8)' Practical Heat Transfer Problems ||J The use of these relations for resistance and conductance makes pos-j sible the solution of many practical heat transfer problems.

| lii i 296 CHAPTER 13 Table 15.

470 CHAPTER 20 1955 Guide in a rectangular duct should be at least one-half the duct dimension in the plane of the turn.'

672 CHAPTER 29 195S Guide* Typical service connections are shown, in Fig. 2 for low-pressure service and Fig. 3 for high-pressure service.

678 CHAPTER 30 1955 Guide ally, the heat is supplied by means of hot water or steam.

828 CHAPTER 36 1955 Guide I' the thermal valve and is discharged against the end plug in which the indi vidual liquid feeds are closely arranged.

tion is ended.

996 T able 1.

1094 CHAPTER 48 1955 Guide Report on Relative Performance of Air Filters, by Mechanical Division, Association of American Rod- roads, January 15, 1938.

Heating Systems DIVISION United States Radiator Corporation Detroit 31, Michigan Sales Offices la Prioeipal Cities U.S.NlM.

Heating Systems Hot water Bell and Gossett Company Morton Grove, Illinois HYDRO-FLO HOT WATER SYSTEMS AND SPECIALTIES B & 6 Booster Pumps The BAG Booster is the basic unit of a B A G Hydro-Flo Forced Hot Water Heating System.