ASAP Drainage provides emergency and scheduled drainage support across its approved northern service cluster, with priority coverage for St Albans and Watford. Our directly employed engineers handle drain and toilet unblocking, CCTV surveys, high-pressure jetting, repairs and no-dig lining. Both priority towns are in Hertfordshire. Coverage is confirmed by full postcode rather than assumed across every Hertfordshire or Hampshire address.
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One blocked outlet can quickly affect an entire bathroom, kitchen or commercial unit. Warning signs include a toilet that will not flush, sewage around a manhole, slow fixtures, an overflowing gully or wastewater returning through a lower outlet.
ASAP Drainage attends homes, flats, HMOs, period buildings, managed developments, shops, restaurants, offices, schools, care facilities and larger commercial sites.
How attendance is arranged: Engineers travel from the Chiswick operating base using routes such as the M1, M25, A1(M), A41 and A414. Postcode distance, traffic and property access affect journey times. The booking team confirms an estimated attendance window before a directly employed engineer is dispatched.
ASAP Drainage deals with urgent blockages, recurring faults and underground pipe damage. Its engineers carry professional clearance and inspection equipment, allowing the first visit to be matched to the symptoms described when booking.
Fixed quote on the phone
Internal and external drains are cleared using rods, high-pressure jetting or mechanical equipment. Recurring blockages may require CCTV investigation.
Fixed quote on the phone
Engineers clear toilets that will not flush, rise towards the rim or affect several outlets, checking the connecting drainage where required.
Quoted after survey
Cracked, displaced, collapsed or leaking drains are repaired following inspection. Structural recommendations are supported by CCTV evidence and a written quotation.
Quoted after survey
A resin liner can repair suitable pipes beneath gardens, drives, internal floors, communal grounds or commercial routes without excavating the complete run.
From £149 +VAT
Recorded footage, written reporting, a drain schematic and MSCC5 coding are available. Homebuyer, insurance, tracing, Build Over and commercial surveys can also be arranged.
Describe the symptoms, affected fixtures, property type and access. The team can recommend clearance, CCTV inspection, tracing or repair assessment.
Fixed quote on the phone
Internal and external drains are cleared using rods, high-pressure jetting or mechanical equipment. Recurring blockages may require CCTV investigation.
Fixed quote on the phone
Engineers clear toilets that will not flush, rise towards the rim or affect several outlets, checking the connecting drainage where required.
Quoted after survey
Cracked, displaced, collapsed or leaking drains are repaired following inspection. Structural recommendations are supported by CCTV evidence and a written quotation.
Quoted after survey
A resin liner can repair suitable pipes beneath gardens, drives, internal floors, communal grounds or commercial routes without excavating the complete run.
From £149 +VAT
Recorded footage, written reporting, a drain schematic and MSCC5 coding are available. Homebuyer, insurance, tracing, Build Over and commercial surveys can also be arranged.
Describe the symptoms, affected fixtures, property type and access. The team can recommend clearance, CCTV inspection, tracing or repair assessment.
A useful quotation begins with a clear description of the problem. The customer explains what is affected, where access is available and whether several fixtures or properties share the fault. ASAP Drainage then confirms the agreed price before travel.
What moves the price: The scope may depend on the exact postcode, whether the blockage is internal or external, the nearest access point and the obstruction’s distance from it. Roots, grease, scale, debris, jetting, mechanical cutting, lower-level access and communal drainage can also affect the work.
CCTV surveys are priced separately from clearance. Apartment blocks, schools and commercial sites may require a wider survey. Repairs and lining receive a separate written quotation after inspection. Additional work requires approval, and structural recommendations are supported by recorded evidence.
| Service | Typical attendance | Price | Includes |
|---|---|---|---|
| Emergency drain unblocking | 60–90 minutes | Fixed quote on the phone | Jetting where needed, cleared in one visit or we advise next steps free |
| Emergency toilet unblocking | Same day | Fixed quote on the phone | Full clearance + cause check |
| CCTV drain survey (2–4 bed house) | Same week | £149 +VAT | Full digital report + video file within 24 hours |
| Homebuyer / pre-purchase survey | Within 48 hours | £189 +VAT | Solicitor-ready report |
| Insurance-grade full report | Same week | £225 +VAT | WinCan report accepted by major UK insurers |
| Drain repairs & lining | Survey first | Quoted | Fixed written quote after camera diagnosis |
The scope is agreed before work continues. Managed blocks, schools, larger homes and commercial sites may need tailored pricing and additional access planning.
This regional page connects the two approved priority locations. Each child page provides fuller postcode guidance, neighbourhood coverage and local attendance information.
Emergency clearance, CCTV surveys, tracing and repairs are available for historic properties, family homes, flats, restaurants, schools and commercial premises.
Drain unblocking, communal investigations and commercial support are available for town centre properties, suburban homes, apartments, offices, restaurants and business sites.
Emergency clearance, CCTV surveys, tracing and repairs are available for historic properties, family homes, flats, restaurants, schools and commercial premises.
Drain unblocking, communal investigations and commercial support are available for town centre properties, suburban homes, apartments, offices, restaurants and business sites.
Drainage failures do not follow office hours. ASAP Drainage takes emergency calls 24 hours a day, including overnight, weekends and bank holidays.
Urgent work may involve an overflowing toilet in a St Albans home, sewage around a Watford garden manhole, a restaurant drain backing up near a town centre or a communal blockage affecting several flats. Schools, offices and commercial properties may also need immediate help. Directly employed engineers attend emergency work, with the arrival estimate based on full postcode, traffic, access and current engineer location.
Property owners generally maintain internal waste pipes, gullies within the boundary and private drains serving only their address. This may include drainage serving garages, annexes, outbuildings, private soakaways and pipework before it becomes shared.
Responsibility can be more complicated in terraced streets, flats, HMOs, managed developments, business parks and multi-building sites. A landlord, freeholder, managing agent, residents’ company or facilities team may need to approve communal private drainage work.
Thames Water generally maintains public sewers, public lateral drains and adopted shared sections, including qualifying pipes serving more than one property. Public sewer assets beneath roads and pavements also commonly fall within its network.
An ASAP Drainage engineer can investigate whether the obstruction appears private, shared, communal or public. The findings can indicate whether Thames Water or a property manager should be contacted.
Our approach: Private remedial work should not be approved when the evidence identifies a Thames Water asset.
Tenants and leaseholders: notify your landlord, freeholder or managing agent where shared or communal drainage may be involved. Liability depends on the affected pipe, the building arrangement and the cause of the blockage.
Provide the postcode, symptoms, property type and access details. Mention sewage overflow, several affected fixtures or communal drainage. The team confirms the likely service, quotation and estimated attendance window.
A directly employed engineer attends with equipment for common blockages, CCTV inspections and tracing. Arrival depends on postcode, traffic, access and the nearest available engineer.
The engineer clears the obstruction where possible. High-pressure jetting, rods, mechanical tools, CCTV cameras or tracing equipment may be used.
If damage is identified, the customer receives camera evidence and a separate repair quotation. Qualifying remedial work carries the applicable 28-day workmanship guarantee.
Problems underground are easier to manage when the evidence and pricing are explained clearly. ASAP Drainage is family-run, has operated since 2012 and brings more than 15 years of drainage experience to emergency and scheduled appointments.
Engineers are directly employed, while CCTV reports and repair quotations are prepared internally. MSCC5 coding is used to document visible drainage defects and support repair recommendations.
[ENGINEER NAME — TBC], WRc-accredited, covers our Surrey patch. Directly employed by ASAP Drainage — your job is never passed to a franchise subcontractor.
The national names (Dyno-Rod, Metro Rod, Drain Doctor) route Guildford jobs through franchisees. We’ve been one family’s company since 2012, same standards, same engineers, every job.
Had a big blockage issue that previous plumber couldn’t fix. Chase and Billy do an excellent job, fixed the issue and cleaned up at the end. Really grateful to them both.
— Michelle Shelley, Google review
Really efficient, friendly and timely service provided. Had a few bad experiences in the past with other services, this was a breath of fresh air! Highly recommend.
— Stuart A, Google review
Excellent job uninstalling one radiator and fitting a new one with underfloor pipes. Work was undertaken quickly by a knowledgeable worker. No fuss and a good price.
— Matthew Thorpe-Apps, Google review
No. Coverage is provided across approved addresses that fall within the company’s operating area rather than automatically including every Hertfordshire postcode. Properties outside the primary St Albans and Watford service locations require individual assessment. Availability depends on the full postcode, travel requirements, access considerations and engineer scheduling at the time.
Drain unblocking costs vary according to the blockage location, ease of access and the equipment needed to complete the work. ASAP Drainage confirms a fixed quotation before attendance is arranged. CCTV inspections, drain tracing, root removal and repair work are quoted separately where required and only proceed with customer approval.
Attendance times depend on several factors rather than a single regional target. The booking team considers the full postcode, current traffic conditions, property access, engineer workload and the nearest available operative. Routes involving the M1, M25, A41 and busy town centres may influence travel times and estimated arrival windows.
Yes. Emergency drainage services are available 24 hours a day, including overnight periods, weekends and bank holidays. When you call, provide the postcode, property type and details of the problem. The team will confirm coverage eligibility, the fixed quotation and the estimated attendance window based on current availability.
In many cases, Thames Water is responsible for public sewers, public lateral drains and adopted shared drainage infrastructure. A drain serving only one property is usually the responsibility of the owner. For flats, apartment blocks and managed developments, responsibility may instead rest with a landlord, freeholder or managing agent.
Yes. Homebuyer CCTV drain surveys are available for accessible drainage systems before a property purchase. Surveys can include recorded footage, a written condition report, drain layout information, MSCC5 coding and recommendations for any visible defects. This information may help buyers understand drainage issues before exchange or completion.
Yes. ASAP Drainage provides commercial drainage support for a wide range of premises, including shops, restaurants, offices, schools, managed developments, and larger commercial sites. Available services include emergency drain clearance, toilet unblocking, grease removal, CCTV surveys, high-pressure jetting, drain mapping, and planned maintenance programmes where required.
Arrange tenant callouts, communal investigations, CCTV evidence, recurring blockage diagnosis and reports for authorised landlords, freeholders or property managers.
Book pre-purchase CCTV inspections with footage, written reports, schematics, MSCC5 coding and recommendations for accessible drainage.
Commercial services include toilet clearance, grease removal, jetting, CCTV surveys and planned cleaning around trading hours and access restrictions.
Services include Build Over surveys, pre and post build CCTV, sonde tracing, mapping and inspections before extensions or redevelopment.
Arrange tenant callouts, communal investigations, CCTV evidence, recurring blockage diagnosis and reports for authorised landlords, freeholders or property managers.
Book pre-purchase CCTV inspections with footage, written reports, schematics, MSCC5 coding and recommendations for accessible drainage.
Commercial services include toilet clearance, grease removal, jetting, CCTV surveys and planned cleaning around trading hours and access restrictions.
Services include Build Over surveys, pre and post build CCTV, sonde tracing, mapping and inspections before extensions or redevelopment.
ASAP Drainage provides priority coverage for St Albans and Watford. Call for 24/7 drain and toilet unblocking, CCTV surveys, repairs, lining and tracing from directly employed engineers. A fixed quotation is confirmed before travel, with qualifying work covered by a 28 day workmanship guarantee.