How can I prevent common problems with supply pipes & shutoffs?
Keep supply pipes & shutoffs clean, unobstructed, dry where required, correctly adjusted by normal controls, and serviced at documented intervals.
What this means
Supply pipes & shutoffs covers visible pipes, valves, frozen lines, and hidden leaks. Relevant observations include Pipe is actively leaking, Shutoff valve will not close, Pipe may be frozen, Water meter moves when everything is off, Banging when water stops. The correct response depends on age, design, climate, usage, installation, recent work, and the exact manufacturer instructions; these observations narrow next steps but do not prove a failed part.
Safe checks
- Keep the normal user-serviceable parts of supply pipes & shutoffs clean and unobstructed.
- Correct moisture, loading, clearance, drainage, or ventilation issues only within documented user access.
- Keep dated maintenance and service records so recurring changes are visible.
Stop and get help if
- Stop for sewage, rapidly spreading water, a bulging surface, or water near electricity.
- Do not force a seized valve or open a concealed supply or drain.
Which professional to call
Use a qualified plumber when the condition exceeds safe user access or the visible checks do not explain it.
Find the relevant tradeSource and method
This answer combines HomeSOS's structured triage with safety boundaries supported by a public source. It does not replace inspection.
Health Canada: Home safetyReviewed August 12, 2026