
Drain Unblocking
Available 24/7. We clear blocked drains, sinks, toilets and gullies on the first visit in the vast majority of cases.
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Do you need to find the real root cause of a recurring drain problem, or are you in the process of buying a new home in Watford?
For over 35 years, Drain 247 has been the trusted local expert for homebuyer reports and complex diagnostic surveys. As a family-run firm headquartered right here in Watford, our reputation is built entirely on honesty. Our dedicated survey team is fully certified and uses state-of-the-art HD camera technology to inspect every part of your drainage system. They are not just standard engineers; they are expert diagnosticians.
Following the inspection, we provide a comprehensive, insurance-approved report detailing all findings, complete with high-resolution footage. This gives you the clear, factual answers you need to make an informed decision about your property.
Buying a property in Watford? We provide comprehensive diagnostic surveys to ensure you aren't inheriting thousands of pounds in hidden drainage repairs.
For drains that block repeatedly, we use specialist cameras to navigate the pipework and pinpoint the exact root cause—whether it is a collapsed pipe, severe scale, or root ingress.
We provide full drainage mapping services for commercial properties and industrial sites across Watford, delivering fast, precise, and highly actionable results.
A clear, easy-to-understand technical report accepted by all major insurers.
We provide detailed, WRC-approved reports that are easy to understand and universally accepted by building control, mortgage lenders, and all major UK insurance providers.
Our engineers are fully trained and highly experienced specialists in CCTV drainage diagnostics, providing a factual, unbiased assessment of your drains.
Tell us the town and the symptom. We will give you a realistic arrival window and a price that will not change on the doorstep.
“Excellent customer service. Highly knowledgeable and helpful staff, particularly Michael in the office who was on the phone for 20 minutes explaining Insurance and public drains liability. "
"I would like to give Drain247 complimentary feedback on the team who performed the survey. On time, courteous, efficient, hard working, respectful of our garden."
“Excellent service - went above and beyond to ensure the survey was accurate! Thanks guys”

Available 24/7. We clear blocked drains, sinks, toilets and gullies on the first visit in the vast majority of cases.
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High-resolution inspections that identify structural problems, repeated blockages and hidden defects — with a report you can act on.
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Patch lining, full relining and excavation repairs for cracked, collapsed or deteriorated pipework.
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Accurate mapping of underground drainage for planning applications, extensions and compliance checks.
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High-pressure water jetting that scours fat, silt and scale from the pipe wall.
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Vacuum tanker deployment for emptying, interceptors, and jobs too large for a van-mounted unit.
Find out moreSame-day drainage work across Hertfordshire and north west London.
Local engineers, a fixed price before we start, and a real person on the phone 24 hours a day.
The 2026 company brochure: the services, the area we cover, and how a visit works. Handy to send on to an architect, a builder or a buyer.