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 539
£ a>c2 Pxo -p*fc - > C t- rt S =« = X X p p■ > p.a- ec £ 1c 0 ■1 _> 1 1 cc C 0) 3 I. s s X c< c4 c* ic 512 HEATING AND VENTILATION As these variators require no attention after their installation, the brick boxes whichsurround them are filled with soft wood shavings for insulation… … Fig. 21. Interior View, New Tipe of Double Variator Expaxsion Joint. crossings where valves are placed next to the crosses. The manholes have double covers withan air space between. The inner cover is aiTanged with packing, which prevents surface waterfrom the street entering and coming in contact…
Building · Heating · Ventilation
Internet Archive · University of Toronto, Robarts Library · Public Domain Mark 1.0. Free to use for anything.
