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Ontario Building Code

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Volume 1

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Division B

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Part 7

7.4.10.2. Hydraulic Loads for Fixtures

Feb 03, 2026© King's PrinterJan 16, 2025

(1)

The hydraulic load from a fixture that is listed in Table 7.4.9.3. is the number of fixture units set forth in the Table.

(2)

Except as provided in Sentence (1), the hydraulic load from a fixture that is not listed in Table 7.4.9.3. is the number of fixture units set forth in Table 7.4.10.2. for the nominal pipe size of the trap that serves the fixture.

Table 7.4.10.2. Permitted Hydraulic Load from a Fixture Based on Size of Trap

Forming Part of Sentence 7.4.10.2.(2)

  • (1)
  • (2)
  • Table 7.4.10.2.

Mentioned in

  • 7. Plumbing
  • 7.4.10.2. Hydraulic Loads for Fixtures
  • 7.4.9.3. Size of Fixture Outlet Pipes

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