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TYPICAL CONNECTIONS American Society of Heating and Ventilating Engineers Guide, 1924-25 minnow sviwg KxrAwmcm aw me withwit- om Allowance for expansion must be made in long runs of mains both vertical and horizontal One expansum joint or swung should be installed in any run over 100 ft. 0 in. long and one for each additkirfni Xr e^nnTtions branCh conn:tio"s *>" be made so as to allow a swi8,,g toth at thfmain andThe Fig. 25. Typical Expansion Connections 92 93