
Drain Unblocking
Blocked drain clearance 24/7 — toilets, sinks, manholes and outdoor drains, cleared on the first visit in the vast majority of cases.
Find out more
Same-day unblocking from Clarendon Road. Cassiobury is our home patch, not a “surrounding area” line. Gade Avenue, the avenues off the park and the WD18 edge of town are our home patch. Mature trees and clay laterals that pre-date the estate rebuilds are why “it was fine for twenty years” is not a diagnosis.
Drain 247 covers Cassiobury for drain unblocking, CCTV drain survey and drain repair — from the park-side streets, Gade Avenue, the avenues off Cassiobury Park and the WD18 edge of town.
For an emergency in Cassiobury we are usually with you in well under two hours — often sooner. The van is already in Watford. There is no call-out fee. The figure we quote before anyone leaves Clarendon Road is the figure on the invoice.
Same-day unblocking from Clarendon Road. Cassiobury is our home patch, not a “surrounding area” line.
Gade Avenue, the avenues off the park and the WD18 edge of town are our home patch. Mature trees and clay laterals that pre-date the estate rebuilds are why “it was fine for twenty years” is not a diagnosis.
For an emergency in Cassiobury we are usually with you in well under two hours — often sooner. The van is already in Watford.
No call-out fee. Night and Sunday cost the same as Tuesday morning. The quote does not change on the doorstep.
If it is a repeat, we survey. Footage and a written note, not a shrug and another rod.
This town sits on clay laterals that pre-date the estate rebuilds, mature trees, and longer runs under front gardens. We match the method to that pipe, not a standard head down every run.
Patch lining and CIPP where the barrel can take it. We excavate in Cassiobury only when lining will not restore the pipe.
Call with the postcode and what you are seeing — overflowing gully, gurgling WC, smell, or a survey for a sale or an extension. We tell you whether a van, a camera or a tanker is the right plant, when it can be there, and what it will cost.
Most of Cassiobury is WD17–WD18. If you are just outside that, say so. We still cover the towns around it: Watford, Croxley Green and Bushey.

Quoted as the job actually is in Cassiobury — not as a package you do not need.
Toilets, sinks, gullies, manholes and outdoor drains in Cassiobury. Most domestic blockages are cleared on the first visit.
If it keeps coming back, we camera the line. You get the footage and a report you can act on — or show a buyer, insurer or building control.
High-pressure water that scours fat, silt and scale off the wall, not a hole punched through a blockage that will reform.
Cracked or displaced clay lined from inside. The drive, patio or frontage in Cassiobury stays put where the pipe can take a liner.
Scaled plans and invert levels before you apply. Say if the architect asked for a drawing rather than a condition survey.
Interceptors, cesspits, flood extraction and volume that a van cannot take. Same-day from Clarendon Road. If you can give us a park-side landmark we know the street.
The housing in Cassiobury sits on clay laterals that pre-date the estate rebuilds, mature trees, and longer runs under front gardens. That is why a rod from the manhole is not always the job: fat, scale, roots and a collapsed length look the same from the kitchen until someone puts a camera in.
The calls we actually get here are roots, slow downstairs WCs, and CCTV before anyone agrees to a side-return. If it keeps coming back we survey rather than charging you for the same clearance twice. If the camera shows a crack, we quote drain repair — patch lining or CIPP — before a shovel goes in the ground.
Same-day from Clarendon Road. If you can give us a park-side landmark we know the street.

A real person on the phone, a price before we roll, then the job that the drain actually needs.
A real person answers. Describe the postcode and the symptom. We tell you the likely cause and the right plant.
The figure is agreed before anyone sets off. It does not change because it is Sunday or because the job took longer than the first look suggested — unless you then ask for a separate repair.
Rods, jetting or a cutting head for a blockage. A camera if it has happened before. Lining only when the footage shows why.
If we surveyed, you keep the footage. If we only cleared, you know what we found. Either way you are not guessing next winter.
Tell us the postcode and the symptom. We will give you a realistic arrival window and a price that will not change on the doorstep.
Brilliant service, they helped unblock my drain really quickly. Would definitely recommend!
An absolute pleasure to deal with. George arrived at my house quickly to take care of a blockage in my drain. He cleared it in less than an hour and was very knowledgeable.
Drain 247’s mapping saved our project from delays. Clear plans, fast service.

Blocked drain clearance 24/7 — toilets, sinks, manholes and outdoor drains, cleared on the first visit in the vast majority of cases.
Find out more
Camera inspections for homes, small businesses and small sites — footage and a written report you can act on.
Find out more
Patch lining, CIPP lining and gully excavation — cracked and collapsed drains repaired, no-dig first.
Find out more
Drain mapping for architects, builders and homeowners — scaled plans, invert levels and connections before you apply.
Find out more
High-pressure water jetting that scours fat, silt and scale off the pipe wall — not a hole punched through it.
Find out more
Vacuum tanker hire for interceptor emptying, cesspits, flood extraction and jobs too large for a van-mounted unit.
Find out moreBased in Watford. Drainage work across Hertfordshire and north west London — not a directory of towns we have never visited.
Yes. We are based in Watford and cover Cassiobury (WD17–WD18) for unblocking, CCTV, jetting, lining and tanker work. Same-day unblocking from Clarendon Road. Cassiobury is our home patch, not a “surrounding area” line.
For an emergency in Cassiobury we are usually with you in well under two hours — often sooner. The van is already in Watford.
No. We agree a fixed price before anyone leaves the yard. That is the figure you pay — day, night or Sunday. There is no extra travel surcharge for Cassiobury.
The public sewer in Cassiobury belongs to Thames Water. Pipework from your house to that sewer is usually yours. It is not always obvious where that line falls. A camera survey settles it, and we will tell you honestly if the blockage is one you should not be paying for.
Usually not. Cured-in-place lining repairs cracked or collapsed pipes from the inside. We only recommend digging in Cassiobury when the camera shows damage that lining cannot restore.
That is a survey, not another clearance. Recurring blockages here are often roots, slow downstairs WCs, and CCTV before anyone agrees to a side-return. We show you the footage and quote the repair separately. You decide.
No. Cassiobury is Watford. There is no extra travel charge and no call-out fee. The van is already in WD17.
Yes. Kitchens, landlords, managing agents and small sites in Cassiobury. Grease traps and interceptors are tanker work; a fat-lined kitchen run is still jetting. Describe the site and we will send the right plant.
Same-day from Clarendon Road. If you can give us a park-side landmark we know the street. A real person on the phone 24 hours a day.