How Often Should You Clean Your Drains in Victoria BC?

By Brook Powell — Plumber, 15+ Years Experience

November 17, 2026

"How often should I get my drains cleaned?" is one of the most common questions we hear from Victoria homeowners. It sounds like it should have a simple answer — once a year, every six months, once every few years — but the truth is there's no single schedule that works for every home.

How often your drains need professional attention depends on your household size, the age and condition of your pipes, what goes down your drains on a daily basis, and whether you have any external factors like tree roots near your sewer line. Some homes genuinely need annual cleaning. Others can go years without a problem.

In this guide we'll help you figure out where your home falls — and share practical ways to extend the time between professional cleanings so you're not spending money before you need to. If you already know you need service, our drain cleaning team serves all of Greater Victoria.

The Honest Answer — Most Homes Need It Less Often Than They Think

If your drains are flowing well, you're not noticing any slow drainage, and you haven't had a backup in years — you probably don't need to schedule a professional cleaning right now. Prevention is the smarter investment for most households.

The plumbing industry sometimes pushes annual drain cleaning as a blanket recommendation, but in our experience, many Victoria homes simply don't need it that often. If you have good habits, newer pipes, and a smaller household, your drains can go two to three years between professional service with no issues at all.

That said, there are households where annual cleaning is absolutely the right call. The key is knowing which category your home falls into — and watching for the signs that tell you it's time regardless of any schedule.

Households That Benefit from Annual Cleaning

Some homes genuinely benefit from having their drains professionally cleaned once a year. If any of these apply to you, an annual maintenance schedule is worth considering:

• Large households — four or more people means significantly more hair, soap, food waste, and general volume going through your drains every day
• Older homes with cast iron or clay pipes — many Victoria homes built before the 1970s have aging drain lines that are rougher on the inside and catch buildup more easily
• History of recurring clogs — if you've dealt with slow drains or backups more than once in the past couple of years, there's likely a pattern worth addressing proactively
• Trees planted near or over your sewer line — root intrusion is one of the most common causes of sewer backups in Greater Victoria, and annual clearing keeps roots from fully blocking the line
• Strata or multi-unit buildings — shared drain lines mean you're affected by what every unit sends down the pipe, not just your own household

For these households, annual cleaning is genuinely preventative — it's far cheaper to clear minor buildup on a schedule than to deal with a full backup or emergency call on a weekend.

Households That Can Go Longer

If the following describes your home, you can likely go two to three years — or even longer — between professional drain cleanings:

• Newer construction — homes built in the last 20 years typically have ABS or PVC drain lines that resist buildup far better than older pipe materials
• Small households — one or two people generate far less drain traffic than a busy family home
• Good habits — if you use drain screens, avoid pouring grease down the kitchen sink, and keep hair out of the shower drain, you're already doing most of the preventative work
• No trees near the sewer line — without root intrusion risk, your main line stays clearer for longer

For these homes, scheduling drain cleaning "just because" is spending money you don't need to. Focus on prevention and call when you notice a change in how your drains perform.

Kitchen vs Bathroom vs Main Drains — Different Schedules

Not all drains in your home accumulate buildup at the same rate, so it helps to think about them separately:

Signs You Need Cleaning Now Regardless of Schedule

No matter how recently your drains were cleaned, these signs mean it's time to call a plumber:

• Slow drainage in one or more fixtures — water pooling around your feet in the shower or taking longer than usual to empty from the sink
• Gurgling sounds — air trapped in the drain line usually indicates a partial blockage somewhere downstream
• Bad odours from drains — persistent smells coming from a sink or floor drain suggest organic buildup that isn't clearing on its own
• Water backing up — if water comes up through a floor drain or backs up into a tub when you flush the toilet, the blockage is likely in the main line and needs immediate attention
• Multiple slow drains at once — when more than one fixture is affected, the problem is usually in a shared branch or the main sewer line rather than a single trap
• Fruit flies near drains — these are often attracted to organic buildup sitting inside the drain line

If you're experiencing any of these, don't wait for your next scheduled cleaning. Call us at (778) 265-6446 and we'll get it sorted.

How to Extend Time Between Professional Cleanings

The best way to reduce how often you need professional drain cleaning is to minimize what goes into the drains in the first place. These habits make a real difference:

• Use drain screens on every drain — inexpensive mesh screens catch hair in the bathroom and food scraps in the kitchen before they enter the pipe
• Never pour grease down the kitchen sink — let it cool and scrape it into the garbage instead; grease is the single biggest cause of kitchen drain clogs
• Run hot water after each use — a 30-second flush of hot water after washing dishes helps keep grease and soap moving through the pipe
• Use enzyme drain treatments monthly — enzyme-based products (not chemical drain cleaners) break down organic buildup safely without damaging your pipes
• Keep food scraps out of the drain — even with a garburator, fibrous foods like celery, potato peels, and coffee grounds cause buildup over time
• Clean drain stoppers regularly — pull the stopper out of your bathroom sink and shower every few weeks and remove any collected hair

Frequently Asked Questions