Document ZBREybrnaNQKG73M9gBj0qa3J

American Society of Heating and Ventilating Engineers Guide, 1928 d i .d .^ --\ c c} " \' 15 __ i System 4 System 5 System 6 Chapter IV--Hot Water Heating.Systems and Piping S H2 IA U) 5 3 C>O H Id CO to O(x. H<W 06 X ffl as 06 Q 5x oo zd H to F ig . 4. 125 System 10