A treatise on architecture and building construction (1899)
International Correspondence Schools · Scranton, The Colliery engineer co. · leaf 226
Fio. 8. 30 HEATING AND VENTILATION 17 CONDUITS AND BENDS. 48, Currents of fluid should always be guided in such amanner that they do not interfere or oppose one anothersmotion. The resistance offered by opposing currents in thecommon T connection, as shown at A in Fig. 8, is so greatthat its use…
Architecture · Building
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