Sweet’s indexed catalogue of building construction for the year 1906 (1906)
New York : Chicago : Architectural Record · leaf 528
aps; Scully Automatic Closet Local Ventilators. The Scully Self-Cleansing and Anti-Syphoning Trap is of peculiar construction.The waste water from the fixtures entering at the bottom, as shown in the sectionalcut, forms a powerful scouring whirlpool up to the outlet. This whirling motion car-ries… … THE SCULLY SELF-CLEANING AND ANTI-SYPHONING TRAP It will be noted from the cut that there is a large deflection chamber at the top ofthe trap, making it impossible for the trap to be drained by syphoning even by the mostpowerful vacuum in the drain pipe, as there will always be enough water in the…
Building materials
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