. Principles and practice of plumbing . l-WMNEKl* ROOM Fig. 171STvlmming Pool Section methods of the American Public Health Association. The dilution method is now generally employed to main-tain the purity of the water in a swimming pool. The dilu-tion method consists of supplying a water that is originallypure, distributing that water evenly and uniformly through-out the tank, and supplying it in sufficient quantity to insure Digitized by Microsoft® Principles and Practice of Plumbing 365 frequent changes of the water in the pool. This is done byrecirculating the water through cleansing and
. Principles and practice of plumbing . l-WMNEKl* ROOM Fig. 171STvlmming Pool Section methods of the American Public Health Association. The dilution method is now generally employed to main-tain the purity of the water in a swimming pool. The dilu-tion method consists of supplying a water that is originallypure, distributing that water evenly and uniformly through-out the tank, and supplying it in sufficient quantity to insure Digitized by Microsoft® Principles and Practice of Plumbing 365 frequent changes of the water in the pool. This is done byrecirculating the water through cleansing and heating appa-ratus, and back again to the pool. In Fig. 170 is shown the plan of a swimming pool, andin Fig. 171 a section through the same pool. In Fig. 172can be seen the layout of apparatus serving the pool. Ref-erence letters refer to all three illustrations. It will beobserved that the inlets are at one end of the tank, and theoutlets at the other. Water is drawn from the pool and WATER SUPPLY. ®OSt= TO POOL INLETS U-.
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