Cyclopedia of architecture, carpentry, and building : a general reference work ... (1907)
American School of Correspondence · Chicago : American Technical Society · leaf 147
Fig. 91. rooMsysrfAA A Common Form of Galvanized-Iroii Expansion Tank. VCNT PI PC … OVCPPLOW (J auge is oftenplaced in the base-ment with.the col-ored hand or point-er set to indicatethe normal water-line in the expan-sion tank. Whenthe movable handfalls below thefixed one, morewater may be added, as required, through the supply pipe at the boiler.When the tank is placed in an…
Architecture · Building · Carpentry
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