Leaking bath waste repair that stops the water before it reaches your ceiling in Coventry
Drips from the plug hole, trap or overflow traced, sealed and tested in a single 90-minute visit, with the price agreed first.
Booking fee plus hourly labour — the price is confirmed before any work starts.
What this costs
| Booked 14+ days ahead | £25 booking fee £85 per hour |
|---|---|
| Booked within 48 hours | £100 booking fee £65 per hour |
| Same-day call-out | £220 booking fee £45 per hour |
The booking fee secures the visit. Labour is then charged by the hour, so you only pay for the time the job actually takes.
Booking fee £25–£220
£25 + £85/hr booked 14+ days ahead, £100 + £65/hr inside 48 hours, £220 + £45/hr same day. Agreed before we arrive.
Covered under Bath
Plumbing › Bath — one of 17 documented jobs in this section.
Same-day bath waste leak repair
Urgent jobs can often be booked for today. Ask when you book and we will confirm the slot before you pay anything.
15 service areas
Birmingham, Coventry, Dorridge and 12 more across the West Midlands.
A bath waste leak looks minor and behaves badly. The water comes out slowly, somewhere you cannot easily see, and soaks into the floor structure rather than pooling. Most people call us when a ceiling below starts to mark, by which point the leak has been running for some time.
What causes a bath waste to leak
The waste on a bath is a small assembly with several joints, and any one of them can fail. The most common culprits are:
- A perished or hardened rubber washer between the waste fitting and the bath itself
- A loose back nut underneath, often caused by the bath flexing when someone stands in it
- A cracked plastic waste body, usually from age or from being overtightened in the past
- A failed seal where the overflow pipe meets the overflow grille
- A loose compression nut on the trap, or a trap that has been knocked out of alignment
- Silicone that has let go around the waste rim, particularly on acrylic baths that move slightly under load
On older installations we also find fittings that were never quite right: the wrong size washer, a joint sealed with nothing but silicone, or a trap glued rather than assembled.
Why the problem gets worse
Bath waste water is not clean water. It carries soap, shampoo, hair and body oils, and that mixture is aggressive on rubber and sealant. A joint that is merely damp will dry out, crack and open further with every hot bath. Meanwhile the water is quietly travelling: along the underside of the bath, down the pipe run, into the floorboards and then through the plasterboard below.
By the time it shows as a brown ring on a ceiling, you are usually dealing with saturated flooring, a stained ceiling and the beginnings of mould in a floor void that gets no ventilation. In worse cases the ceiling softens and sags. The cost does not grow because washers get expensive; it grows because the damage spreads into the fabric of the building.
How we diagnose it
We do not guess, and we do not simply run a bead of silicone around the visible rim. We dry the waste area completely, then introduce water in stages so the leak declares itself:
- Water into the bath with the plug in — this tests the overflow connection and the waste rim seal
- Water drained with the plug out — this tests the waste body, the trap and the compression joints
- A tissue test around the back nut, the trap and the overflow elbow, done immediately after each stage
We also check for movement: if the bath flexes under weight, the waste joint is worked loose with every use and no seal will hold until that is addressed. Where access is through a panel, we remove it carefully and refit it properly.
How we fix it
Once we know which joint is failing, the repair is straightforward. We isolate the water supply, strip the waste assembly down, and renew the failed components rather than reusing them — new washers, a new waste body where the old one is cracked, and a new trap if the existing one is split or the wrong pattern. The waste is then reseated with a proper sanitary silicone bead, the back nut tightened to the correct point rather than as hard as possible, and the overflow joint remade.
Then we test it properly: full bath, plug in, overflow running, then a full drain with the trap observed. Nothing leaves until it has held a complete fill and empty cycle.
If we find something beyond that scope — a joist that needs attention, or a waste position that requires moving — we tell you before doing the work and confirm the price first.
Preventing a repeat
A few habits make a real difference:
- Keep hair out of the waste. A simple strainer is cheaper than a trap rebuild.
- Do not stand or kneel on the waste fitting when getting in and out.
- Avoid repeated use of aggressive chemical drain cleaners, which attack rubber seals.
- If the bath panel is removable, check underneath every few months for damp or staining.
- Deal with a dripping overflow immediately. It is the cheapest version of this job.
When to call a plumber
Call us if you can see water, damp or staining anywhere below or around the bath, if the waste will not seal no matter how much sealant has been applied, if the ceiling below is marking, or if the bath moves when you stand in it. Also call if a previous repair has been done more than once — repeated failures usually mean the underlying cause was never found. If you are searching for a bath plumber near me and want the leak traced rather than covered up, this is exactly the work we do.
Book a leaking bath waste repair
Book a call-out online or by phone and we will confirm a time, usually within a day or two.
How the price works
We charge a booking fee to hold your slot, then an hourly rate for the work itself. The fee changes with how soon you need us; the hourly rate changes with the slot you choose. You approve the price before we start, so there is no surprise on the invoice.
Booked 14+ days ahead
£25 booking fee
then £85 per hour of labour
Best value. Book the slot now, pay the smallest booking fee.
Booked within 48 hours
£100 booking fee
then £65 per hour of labour
For jobs that can wait a day or two but not a fortnight.
Same-day call-out
£220 booking fee
then £45 per hour of labour
Urgent problems: standing water, no heat, no power, leaks.
Book the slot
Choose the window that suits you and pay the booking fee. That holds your place in the diary.
We diagnose on site
The engineer confirms the cause and tells you what the job involves and how long it should take.
You approve, we work
Nothing goes ahead until you agree the price. Labour is then charged per hour at your slot rate.
A bath waste leak rarely stays where it starts. Water finds its way along the pipe, through the floor and into the room below, and by the time a stain appears the damp has usually been running for weeks. We trace the actual source — plug waste, trap or overflow — rather than sealing over it, then repair and test the whole assembly under full flow before we leave.
What our customers say about our plumbing service
4.7 out of 5 from 11 reviews
Second time we have used them
What I appreciated was being told what was actually wrong before anyone started. Sorted in under 32 minutes and the invoice matched the quote to the penny.
Job: Loose Pipe Connections Repair
Worth the booking fee
Booked the £220 booking-fee slot on Tuesday and got a message confirming the time the same morning. The cause was explained, the price agreed before any work started, and the job was done in about 75 minutes. Clean and tidy when they left.
Job: Hidden Pipe Leak Repair
Turned up when they said
Turned up in the window they promised, walked me through the options (turns out the part had to be sourced locally), then cracked on. Everything was tested before they left. No mess, no drama, no surprise on the bill.
Job: Central Heating Leak Repair
Book Bath Waste Leak Repair
Tell us what is happening and choose a slot. If you are not sure this is the right job, use the diagnosis panel — it narrows the problem down before you book.
- Booking fee confirmed up front
- Hourly labour, agreed before work starts
- Same-day slots for urgent problems
Questions people ask about bath waste leak repair
Straight answers to the things customers ask most often before booking.
Can I not just run silicone around the waste myself?
You can, and it may hold for a few weeks, but it only covers the joint you can see. If the leak is coming from the back nut, the washer underneath or the overflow connection, the water keeps tracking into the floor. We reseal the rim as part of the repair, but only after the actual failure has been found.
How urgent is a leaking bath waste?
Treat it as urgent once you can see water, damp or a mark on the ceiling below. The leak will not stop on its own, and the damage to flooring, joists and plasterboard costs far more than the repair. A drip that only appears when the bath is full still runs for the length of every bath.
Will you have to take the bath panel off?
Usually, yes. Most waste and trap joints are only accessible through the panel, and working blind under a bath is how leaks get missed. We remove it carefully and refit it properly, sealed but still removable, so the next person can get in.
How do you find which joint is leaking?
We dry everything first, then run water in stages: plug in with the overflow running, then a full drain with the trap watched. A tissue held against each joint straight afterwards shows which one is wet. It takes a few minutes and means the repair is aimed at the right component.
What does the visit cost?
If we find something outside that scope, such as a joist that needs attention, we explain it and agree the cost before doing the work.
Need bath waste leak repair sorted in Coventry?
Book a slot in the diary and pay only the booking fee up front. We confirm the rest before we start.