Professional sewage treatment plant installation for domestic and commercial properties. Complete off mains drainage solutions including surveys, installation, commissioning and compliance support. system advice and installation services across Hampshire, Surrey, West Sussex and the South of the UK.
Please enter a valid UK postcode.
Fully Compliant
Installed to current regulations
Approved Systems
Trusted treatment plant solutions
Experienced Engineers
Domestic & commercial specialists
Get expert advice and a clear installation quote.
Off Mains Specialists
Complete wastewater treatment solutions
Regulation Compliant
Installed to current discharge standards
Full Project Support
Survey, install and commissioning included
Installation Coordination
Groundworks and drainage managed properly
Reliable Systems
Long-term performance and compliance
Failing septic tanks and non-compliant systems can lead to pollution risks, enforcement issues and expensive future repairs.
Older systems may no longer meet current regulations.
Book an installation surveyFailing systems can contaminate surrounding land and watercourses.
Book an installation surveyNew developments often require compliant off mains drainage systems.
Book an installation surveyAging systems can struggle with increased property usage.
Book an installation surveyNon-compliant systems may require urgent replacement.
Book an installation surveyIgnoring problems now can lead to larger installation costs later.
Book an installation survey“Mike and Shaun were very helpful and knowledgeable on site. Very clean and tidy work and I would be happy to recommend to anyone.”
Richard
Verified Customer
“They did a great job and coordinated everything perfectly. Really pleased with how tidy the team left everything.”
Mark Cox
Facilities Client
“New septic installation completed on time and on budget. The team were exemplary and always helpful.”
Paul Lidgley
Homeowner
“Excellent service. Friendly, kept me informed and sorted the problem quickly and thoroughly.”
Nicole Keightley
Customer
“AFS were very patient and helpful throughout. Excellent job and great communication.”
Malcolm Spalding
Commercial Client
“Extremely helpful from start to finish. Full report, photos and great communication. Highly recommended.”
Liz Macdonald
Survey Client
We manage the entire installation process from survey through to commissioning and compliance.
We assess ground conditions, drainage requirements and discharge options.
We recommend the correct treatment plant for your property and usage.
Our engineers coordinate excavation, installation and connections.
We test the system, complete checks and provide maintenance guidance.
Need advice on a new system?
BOOK YOUR INSTALLATION SURVEYWe provide sewage treatment plant installation services across Hampshire, Surrey, West Sussex and surrounding areas.
Get expert advice, compliant system recommendations and a clear installation quote from our wastewater specialists.
Fully compliant systems — Installed to current environmental standards
Complete installation service — Survey, specification, installation and commissioning
Long-term reliability — Professional systems designed for lasting performance
Need expert installation advice?
01420 561661Call us now for immediate assistance from our expert team.