Sweet’s indexed catalogue of building construction for the year 1906 (1906)
New York : Chicago : Architectural Record · leaf 769
s opened, the expansion of the air forces the water out underpressure. In the Open Tank Installation the ball-cock Storage Tank is placed in the attic.The ball-cock valve works automatically, shutting the wafer off when the tankis full, thus preventing overflowing. This system is especially… … NATIONAL STONEFILTER Fig. 2. SECTIONAL VIEW A—Ka7ir Ultrr lo hilterB—Flush/ram FillerC—Check faiveD—Filtered ivaUr to tfinkE—Ctit-ffut IalveF—PraiH PlugG—Filtered v.„ter toH—By-pa4s \a!vt
Building materials
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