Back Water Valve (Sewer only) permit cost in Canada
Median $2,000.
Across 33,547 back water valve (sewer only) building permits issued in Canada since 2018, the median declared project value is $2,000.
$2,000
Lower (25th pct)
$2,000
Median (50th pct)
$3,500
Higher (75th pct)
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Source: Van Permit Audit national permit dataset, aggregated from official municipal open-data sources, issue dates 2018 to present. Citation: “Source: Van Permit Audit (vanpermitaudit.ca).”