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What is NYC MC § 1203.3.8.1?

Quick Answer

This section outlines requirements for branch tubes in plumbing systems to ensure full flow assurance. It specifies that branch tubes should not restrict flow and mandates the formation of dimples for proper depth penetration into outlets. Applies to plumbing system installations in buildings.

General informational summary. Not legal advice for your situation. Consult an attorney before acting on any specific matter.

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1203.3.8.1 Full flow assurance.

MC § 1203.3.8.1

Branch tubes shall not restrict the flow in the run tube. A dimple/depth stop shall be formed in the branch tube to ensure that penetration into the outlet is of the correct depth. For inspection purposes, a second dimple shall be placed 1/4 inch (6.4 mm) above the first dimple. Dimples shall be aligned with the tube run.

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