: Sink P-trap with label: “Trap seal depth = 50 mm–100 mm” Note : Every fixture must have a trap. Maximum distance from trap to vent – illustrated plan view with trap arm length.
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All premises intended for human habitation must have a supply of pure, wholesome water. : Sink P-trap with label: “Trap seal depth
The National Plumbing Code is not just a legal requirement; it is a promise of public health. The takes that promise and makes it understandable for everyone—from the first-year architecture student to the 30-year veteran master plumber. national plumbing code of the philippines illustrated pdf