Cyclopedia of architecture, carpentry, and building : a general reference work ... (1907)
American School of Correspondence · Chicago : American Technical Society · leaf 310
atories are leao or brass (either cast ortubes), or combinations of these materials, plain or vented or of anti-siphon design. One trouble withhivatoiy trap ventilation, is the dif-ficulty of obtaining a vertical risedirectly above the trap. These ventconnections should be carried asnearly vertical… … avatory Slab with Cres-cent or Kidney-Shaped Bowl. would not dislodge them gravityIn the absence of water-wash in the ventpipe, these solids would obstruct the vent and defeat its purpose.This danger is not given due attention by many plumbers. Thepatent and horn overflow bowls, with plug and…
Architecture · Building · Carpentry
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