Mechanical equipment of buildings; a reference book for engineers and architects (1916)
Harding, Louis Allen, Willard, Arthur C. (Arthur Cutts), 1878-1960 · New York Wiley · leaf 529
epending on size of pipe contained inthe conduit. Thus, for 6 or larger space 18 ft., for 2 to 6 pipe space 15 ft., and for 2 or 302 HEATING AND VENTILATION smaller space 12 ft. on centers. The piping in this conduit is insulated by packing the air spacebetween pipe and shell of conduit ^\ath some… … Roller Expansion-\ Bearings i 111! 111 i 111111 i I iiiniy Hill Fig. 12. Ric-waL Conduit
Building · Heating · Ventilation
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