Malcolm Spalding
The work was to make a sewer connection to one of our buildings. AFS were patient, helpful and professional throughout. Special thanks to Dan Ford and Steve for an excellent job.
We deliver specialist septic tank conversion services across Surrey, supporting rural homes, green belt properties, estates and off-mains drainage systems. Our engineers upgrade outdated septic tanks to compliant sewage treatment plants designed to meet current environmental regulations.
Emergency Services & Enquiries
Real feedback from homeowners and businesses across Hampshire, Surrey & West Sussex.
Our fully accredited engineers are ready to assist 24/7.
Emergency Services & Enquiries
Surrey contains a wide range of properties that rely on septic tanks, particularly in villages, green belt land and semi-rural developments. Changes to wastewater discharge legislation mean many older septic tanks are no longer compliant, especially where effluent discharges to ground or nearby watercourses.
Our Surrey septic tank conversion service replaces non-compliant systems with approved sewage treatment plants, improving effluent quality and protecting the surrounding environment. We also provide ongoing support through treatment plant maintenance and compliant installation services.
Property owners across Surrey require septic tank conversion for reasons including:
All septic tank conversions across Surrey are completed to manufacturer guidance and current wastewater treatment regulations.
Our structured septic tank conversion process across Surrey ensures compliance and long-term performance:
Every septic tank conversion in Surrey includes full testing and documentation to support ongoing compliance.
If your septic tank system in Surrey has failed or you have been advised to upgrade urgently, our engineers provide prompt assessment and conversion support.
We offer responsive septic tank conversion services across Surrey and surrounding areas.
Our Surrey septic tank conversion services include site surveys, septic tank decommissioning, sewage treatment plant installation, commissioning and compliance documentation.
We work with approved wastewater treatment manufacturers to ensure long-term reliability and regulatory compliance.
Our septic tank conversion services across Surrey support homeowners, landlords and developers. Related services include septic tank compliance, sewage treatment plant installation, treatment plant maintenance and pre-house purchase inspections.
To book septic tank conversion anywhere in Surrey, call 01420 561661 or complete our online enquiry form for expert assistance.
Common questions about septic tank regulations, compliance checks and sewage treatment upgrades.
The general binding rules set out how septic tanks and small sewage discharges must operate to reduce the risk of pollution.
If your septic tank discharges directly to surface water such as a stream, river or ditch, you may be required to upgrade to a sewage treatment plant.
Compliance depends on factors such as where the system discharges, its condition and how it is maintained.
We can assess your septic system and advise whether it meets current requirements, along with any changes that may be needed.
Not always. Some systems can remain in place if they meet current requirements and are correctly maintained.
However, if your septic tank discharges to surface water, an upgrade to a sewage treatment plant may be required. We can confirm the best route once we assess your setup.
Yes. Alton Facility Services can advise on suitable sewage treatment options based on your property, discharge type and compliance needs.
We can coordinate installation and commissioning to ensure the system operates correctly and meets current standards.
Yes. If you are buying or selling a property with a septic system, we can help assess compliance early in the process.
We provide practical guidance on what is required so potential issues can be addressed before they delay or complicate a sale.
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