Cyclopedia of architecture, carpentry, and building : a general reference work ... (1907)
American School of Correspondence · Chicago : American Technical Society · leaf 363
dinary traps is, perhaps,glycerine alone. It has the advantage of doing no injury whateverto any material used in such goods, and it will not evaporate. While it is sometimes necessary to place pipe in exposed positions,plumbing is not satisfactory if so exposed as to freeze during regularoccupancy… … Fig. 70. One Method of Protecting Ser-vice Pipes from Frost. Pipe Carriedthrough Wide Channel in Walland Packed in Mineral Wool. 296 PLUMBING 73 cold on horizontal runs; providing circulation in the hot service soplaced; provision for circulation in, or otherwise warming, the coldservice; and…
Architecture · Building · Carpentry
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