Every drain in a building slowly collects material that doesn't belong there: soap film, grease, hair, food particles and mineral scale. Over months that layer narrows the pipe until water starts to pool, gurgle or back up.
Drain cleaning removes that buildup from the inside of the line rather than just poking a hole through it. The goal is to restore the pipe's working diameter so the problem doesn't return a week later.
Common signs
- Water draining noticeably slower than it used to
- Gurgling from sinks or tubs when another fixture drains
- Musty or sewage-like odours near drains
- Several fixtures slowing down at the same time
What usually causes it
Grease and soap film
Fats cool and harden on pipe walls, then trap other debris passing through.
Hair and fibres
Bathroom drains catch hair that knots together with soap scum into dense mats.
Hard water scale
Mineral deposits roughen pipe surfaces, giving buildup more to cling to.
What to expect when you call
We start by asking which fixtures are affected and for how long — this tells us whether the issue is in a single branch line or further down the system.
The appropriate cleaning method depends on the pipe type, its condition and where the blockage sits. We explain what we recommend and why before work begins.
In Mississauga
Many Mississauga homes built in the 1960s–1980s in areas like Cooksville and Clarkson still have original drain lines, which tend to collect scale faster than newer pipe. Newer condos around City Centre see more grease-related kitchen stack issues. See our Mississauga service area for more.