Private or public sewer: prepare the right record
Prepare the timeline, camera recording and report your municipality needs. Understand the separate steps for sewer maintenance, repairs, permits and damage claims.
Read the guide02Plomberie LaSalle practical guide
Blocked drains and toilets
One blocked fixture or several affected drains? Compare useful signs without relying on a guessed diagnosis.
Practical guidance for LaSalle, the West Island and Greater Montreal, within Québec’s plumbing context.
First, protect the property and the people in it
For an active leak, sewage backup or water near electrical equipment, call promptly and keep clear of hazards.
Before the visit
What to observe and explain
- List the affected fixtures: sink, toilet, shower or floor drain. Say whether the problem affects one room or several areas.
- Describe slow drainage, a complete blockage or water coming back up. Avoid repeated tests if wastewater is backing up.
- Mention any drain products used and any attempts to clear the blockage. Keep children and pets away from wastewater.
Advice library
Guides in this topic
Each article focuses on one symptom, decision or maintenance question.
One blocked drain or several: what to tell the plumber
One slow fixture or several drains backing up? Useful observations, safer precautions and the information to prepare before calling a plumber.
Read the guideRelated services
When advice becomes an intervention
Continue exploring
Other plumbing topics
A guide cannot inspect the building
If the problem is active, speak with a plumber now.
Describe what you see and where it is happening. We will help direct the call to the right plumbing service.