The plumbing of a commercial property isn’t something most people think about day to day. And when it does come to mind, it’s normally because something has gone seriously wrong.
By the time pipes spring a leak or drains stop flowing, the damage has already been done. Commercial plumbing problems don’t happen overnight — they creep up over time, and there will be tell-tale signs long before a plumbing emergency arrives. In fact, water damage makes up over 50% of claims in commercial real estate, and many of those are preventable.
The trouble is that most people don’t recognise these signs. If you’re a business owner, you should — otherwise you might find yourself facing an expensive repair bill.
Here are the commercial plumbing warning signs you should never ignore.
Jump to warning sign:
- Why commercial plumbing is different
- Slow drains across multiple areas
- Unexplained spikes in your water bill
- Visible water stains or damp patches
- Foul odours that won’t go away
- Gurgling sounds from pipes or drains
- Recurring drain blockages
Prepare yourself: it’s time to think about your plumbing!
Why Commercial Plumbing Is Different
The biggest difference between commercial plumbing and a residential property is volume. Commercial plumbing systems are constantly under pressure from serving dozens, if not hundreds of users every day.
Things wear out faster, they deal with much more stress, and there are plenty more opportunities for things to start going wrong.
Not only that, but commercial buildings have:
- Multiple stories with complicated pipe layouts
- Fixtures that are constantly being used
- Grease traps and waste lines that transport large volumes
- Older pipes that have never been inspected properly
…and the worst part is that most issues are hidden in plain sight.
Behind walls, under floors, and underground — something as small as a crack can cause disastrous results. That’s why calling in qualified commercial plumbers to carry out a plumbing camera inspection could be one of the best decisions made for any business.
The Warning Signs Businesses Keep Ignoring
Slow Drains Across Multiple Areas
If there’s a slow drain, the cause is probably pretty localised to that drain. But if slow drains appear across multiple areas of the building — more than one bathroom, kitchen, or drain on one floor — that could be a sign of something stuck deep within the main sewer line.
Keep reading — this one gets ugly.
Unexplained Spikes in Your Water Bill
The water bill has gradually increased over the last few months… but there’s no obvious reason why.
If water is escaping from the pipes, that’s money straight from the bank account into the water utility’s. According to the American Society of Civil Engineers, 10% to 25% of facility costs annually can be traced back to water leaks.
Leaks aren’t just responsible for floods and visible damage — they can escape undetected for months at a time. A pressure test or camera inspection can help figure out exactly where they’re coming from.
Visible Water Stains or Damp Patches
Got water marks on walls, ceilings, or floors that keep coming back no matter how many times they’re repaired? That’s water damage signalling for help.
Dripping pipes don’t just stain a property — they can lead to all sorts of secondary damage if left untreated. Mould can quickly grow in any areas where there is a persistent leak. Not only is this a health hazard for anyone who spends time in the building, but it can lead to liability issues down the line.
Foul Odours That Won’t Go Away
Smelling sewage or rotten eggs in the building? That’s not normal.
This smell is either caused by damaged sewer lines allowing gases to escape or severe blockages that are trapping organic waste inside the pipes. Either way — it’s not something to ignore.
Gurgling Sounds From Pipes or Drains
When a toilet is flushed or a drain empties, it should be silent. If there are gurgling noises, that’s air trapped in the pipes.
The cause could be a blockage further along the pipes or a problem with how they’re venting air. Getting a professional in to snake the drains may help — but to see the issue behind the scenes, a plumbing camera inspection is a much better option.
Recurring Drain Blockages
Perhaps the most obvious sign on the list — but one that should still never be ignored. If drains have needed clearing more than once in the past year, that’s a problem.
The issue might seem obvious (particularly if the plumbing is older and worn out) but without a camera inspection, the root cause may never be known. Tree roots breaking through? Partial collapses? A buildup that keeps returning to the exact same spot?
Without a camera sent through the pipes, it’s all just guesswork.
How To Spot Problems Before They Happen
Why a Plumbing Camera Inspection Changes Everything
Here’s the thing most people miss…
Getting a plumbing camera inspection is by far the quickest and easiest way to know what condition the plumbing is in. By feeding a waterproof camera through the pipes and capturing what’s on the other end, professionals can discover:
- Cracks and corrosion
- The exact location of blockages
- Potential root intrusion
- How well the pipes have aged
- Where maintenance efforts should be focused
No more guesswork. No more crawling through ceiling ducts or tearing up floors. With a plumbing camera inspection, the answers are there in real time — and they can save thousands in repair costs.
There’s no reason to go into plumbing blind — unless playing dreaded plumbing roulette sounds appealing.
Commercial Plumbing Maintenance Tips
Now that the warning signs are clear, there’s one more important thing to remember…
Stay on top of regular maintenance.
A smart plumbing maintenance plan is the easiest way to keep repair and restoration costs down. Some of the things worth looking into include:
- Annual or bi-annual camera inspections (especially on older buildings)
- Regular grease trap cleaning and inspections
- Checking water pressure (higher pressure means more stress on the pipes)
- Investigating any of the warning signs above as soon as possible
Commercial Plumbing Bottom Line
Ignore these warning signs and the situation will only get worse.
Don’t wait until water is leaking through the ceiling to find out what’s going on inside the pipes. Professional plumbing camera inspections are inexpensive — especially compared to major repairs or business closures.
Not only do they use cutting-edge technology to discover issues before they happen, but they can help plan out long-term maintenance by identifying current and future problem areas.
Understanding the plumbing system begins with knowing what can’t be seen. Addressing the problem starts with arming the right people with the right information.
The choice is yours.