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2 Wellington Street West, Brampton, Ontario, L6W 2C4 — My plumber used a 2" pipe for the main drain — is that to code?
2 Wellington Street West, Brampton, Ontario, L6W 2C4
Property report
2 Wellington Street West, Brampton, Ontario, L6W 2C4Zoning
—
Not resolved
Lot size
—
Permits
12
On filelive
Last sale
—
Requires a paid data provider (MPAC / Teranet). Not connected.
Assessment
—
Requires a paid data provider (MPAC / Teranet). Not connected.
Building permitslive
Temporary Tent
New
CancelledPermanent
New
AppliedD: Business/Services
Alteration (Renovation)
2026-05-14Issued
+9 more on the report
Based on the Ontario Building Code (OBC), using a 2" pipe for the main building drain is not to code (Fail).
Code Comparison:
- Requirement: According to OBC-7.4.9.4(1), building drains and building sewers connected to a public sewer system downstream of the main cleanout must be not less than NPS 4 (nominal pipe size of 4 inches) [3]. Additionally, storm building drains and storm building sewers must also be at least NPS 4 [3].
- Proposal: Your plumber used a 2" pipe (NPS 2) for the main drain.
- Comparison: NPS 2 is less than the minimum required NPS 4.
- Compliance Status: Fail.
Sources
- standards open ↗
OBC-7.4.9.4 — Minimum Size of Building Drain and Sewer 7.4.9.4. Minimum Size of Building Drain and Sewer (1) Building drains and building sewers connected to the public sewer system downstream of the main cleanout (see Sentence 7.4.7.1.( 6…
1 passage(s) retrieved from the corpus.
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