Portfolio
Sewage Treatment Plant Installers near me
Our Portfolio of Sewage Treatment Solutions
Welcome to our Portfolio page, where we showcase our expertise as leading sewage treatment plant installers near you. Specialising in off-mains drainage solutions, we provide top-quality installations for septic tanks, sewage treatment plants, and septic tank conversion units for both domestic and commercial customers. We have built a strong reputation for delivering reliable and efficient sewage treatment system solutions.
Explore the range of projects we’ve completed, demonstrating our commitment to excellence in off-mains drainage installations. Whether you’re a homeowner or a business, you’ll find tailored solutions that meet your needs.
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- Bedfordshire
- Berkshire
- BioSure
- Buckinghamshire
- Cambridgeshire
- ClearWater
- Commercial
- County
- Essex
- Hertfordshire
- Insurance
- Kent
- Marsh
- National Trust
- Norfolk
- Septic Tank
- Septic Tank Problems
- Sewage Treatment Plants
- Soakaway
- Suffolk
- Surrey
- Sussex
- The Conversion Unit
- Tricel

Eco-Friendly Sewage Treatment Upgrade for RSPB Freiston Shore Nature Reserve
Client: RSPBLocation: Freiston Shore Nature Reserve, LincolnshireProject: Installation of a new sewage treatment system for visitor facilities and workshopSystem Installed:…
Sustainable Sewage Treatment Solution for Regency Living, Tall Trees, Christchurch
Client: Regency LivingLocation: Tall Trees, Christchurch, DorsetProject: Replacement of non-compliant septic system with Marsh Ultra Polylok Sewage Treatment PlantSystem Installed:…
Case Study: Cory Riverside Resource Recovery Facility (RRR) EfW Facility, Kent
Installation of a Marsh Ultra Polylok 110PE Installation Background Cory Group commissioned Mantair to assess and replace a failing sewage…
Sewage System Upgrade at Bressingham Steam Museum
When you’re out for the day, you don’t really think about what it takes to keep facilities running, especially in…
Septic Tank Replacement Norfolk
Marsh Ensign 8PE, with a Specially Located Drainage Field Location: Norfolk, UK System Installed: Marsh Ensign 8PE Sewage Treatment Plant…
Supporting Morgan Sindall Infrastructure with Reliable Sewage Treatment Solutions
Overview Morgan Sindall Infrastructure, a leading construction and infrastructure services company, approached us for support in maintaining one of their…
Sustainable Sewage Treatment Solution for RSPB England South Stacks
Project Overview The South Stacks Cliffs, renowned for their dramatic scenery and vibrant wildlife, are home to an RSPB Visitor Centre…
RSPB Minsmere Sewage Treatment Plant Upgrade
Background RSPB Minsmere, one of the UK’s premier bird reserves, required an urgent upgrade to its failing sewage treatment system…
Raw Pumping Station fitted for a Primary School
Project Overview Many educational institutions constantly evolve to accommodate the needs of its growing student population. Recently, a Local Primary…
Eco-Friendly Sewage Solution for Blackmore End Village Hall
Client: Blackmore End Village Hall Location: Blackmore End, Essex Project: Replacement of Failing Septic Tank The Challenge Blackmore End Village Hall, a vital…
New Sewage Treatment Plant in Mersea Island
During the conveyancing of this property in East Mersea the surveyor recommended to the purchasers they employ an “off mains”…
Sewage Treatment Plant Project in Suffolk
Sewage treatment plants are becoming more popular in Suffolk as they provide homeowners with a modern alternative to septic tank systems.…
Sewage Treatment Plant Installation in Suffolk – National Trust
Sewage treatment plants offer Suffolk homeowners with a modern alternative to septic tank systems for areas not serviced by mains…
HydroClear Sewage Treatment Plant Installation in Chelmsford, Essex
We were approached by a homeowner who had been recommended by their builder to contact us regarding the installation of…
Septic Tank Conversion to Sewage Treatment System
The Mantair septic tank conversion unit is the best solution for your septic tank conversion. Accepted by the Environment Agency, the Mantair…
Septic Tank Insurance Claim in Haywards Heath
After many years of owning this idyllic cottage on the outskirts of Haywards Heath in the County of West Sussex,…
Complying With The New Septic Tank Regulations
Many property owners who use a septic tank for the disposal of waste water are unaware of the new septic tank…
Septic Tank Installation in Great Yarmouth
In the village of West Somerton near Great Yarmouth, the septic tank serving this property had collapsed and the homeowners…
Septic Tank Problem in Braintree
We receive many calls from homeowners with septic tank problems in Essex and the problem at this property in Blackmore End at…
Septic Tank Insurance Claim in Colchester
We were approached by the owner of a property on the outskirts of Colchester regarding problems they were having with…
Septic Tank Regulations Compliance in Colchester
Mantair has recently completed the installation and commissioning of a Marsh sewage treatment plant at a domestic dwelling in Colchester.…
Off Mains Drainage Solution in Norwich
Off mains drainage solutions can be varied and are mainly determined by the site conditions and applicable regulations. Off mains…
Septic Tank Problem in Crockenhill, Kent
After purchasing a property with septic tank problems in Kent the new vendors needed to find a waste water solution…
Sewage Treatment Plant Installation in Windsor, Berkshire
Sewage treatment plants are becoming the preferred choice for homeowners in Berkshire as they provide a modern alternative to septic…
Septic Tank Conversion in Sproughton, Suffolk
We were contacted by the owners of a Cottage in the village of Sproughton near Ipswich, with a view to…
Septic Tank Failure in Horsford, Norfolk
After purchasing a property on the outskirts of Norwich the new homeowners contacted us regarding a septic tank failure. The…
Septic Tank Replacement in Colchester, Essex
If you live in a rural area of the UK, your home will most likely be connected to a private…
Sewage Treatment Plant Installation in East Anglia
Sewage Treatment Plant installations in East Anglia can overcome the majority of problems associated with septic tank failures where ground…
Klargester sewage treatment plant installation in Essex
Sewage treatment plants offer Essex homeowners with a modern alternative to septic tank systems for areas without access to mains…
Sewage Treatment Plant in Bury St. Edmunds, Suffolk
When the owners of a property in the rural hamlet of Depden Green near Bury St Edmunds in Suffolk needed a new…
Sewage Treatment Plant Solution in Horsham, West Sussex
Sewage treatment plants in Sussex are becoming more popular with homeowners as they provide a modern alternative to septic tank…
Damaged Septic Tank in Hadleigh, Suffolk
When a septic tank is damaged and in need of repair or replacement, it can be very costly for the…
Septic Tank Problem in Hertfordshire Solved!
Septic tank problems were identified at this property in Hertfordshire after the homeowner was informed about the septic tank flooding…
Septic Tank Problem in Woking, Surrey
After moving into a property with septic tanks problems in Surrey the new homeowners needed to find a waste water…
Damaged Sewage Treatment Plant in Guildford, Surrey
For sewage treatment plant and septic tank installations in Surrey, Mantair provides with a complete design, installation and commissioning service.…
Sewage Treatment Plant Installation in Essex
Sewage treatment plants in Essex are becoming increasingly more popular as they provide homeowners with a modern alternative to septic…
Septic Tank Problem in Cambridgeshire
Building Contractors identified septic tank problems at this property in Cambridgeshire during renovation works. The building contractors recommended the homeowner…Septic Tank Installation in Essex
We were approached by a homeowner looking for advice regarding a new septic tank installation in Essex. For septic tank installations…
Sewage Treatment Plant Installation in Norfolk – National Trust
Sewage treatment plants offer Norfolk homeowners with a modern alternative to septic tank systems for areas not serviced by mains…
Septic Tank Problem in Suffolk Solved!
After years of putting up with septic tank problems the owners of a property at Halesworth in Suffolk, decided enough…
Septic Tank Problem in Essex Solved!
Septic tank problems in Essex are common due to much of the county having a clay sub-strata. Clay is mainly…
Sewage Treatment Plant Installation in Bedfordshire
At this property in Bedfordshire we installed and commissioned a sewage treatment plant and soakaway / drainage field to replace…
Septic tank conversion system installation in Essex.
Mantair was contacted by the owner of a property regarding the problems they were experiencing with their septic tank system. …
Sewage Treatment Plant Installation in Wendover, Buckinghamshire.
When the owners of a property located on the outskirts of Wendover in Buckinghamshire were advised by the Environment Agency…
Septic Tank Problem – Cromer Lodge, Felbrigg, Norfolk.
Part of the former Gate Lodge to Felbrigg Hall, Cromer Lodge is a quirky, cosy cottage situated at the entrance…
Septic Tank Problem in Hertfordshire
As a leading ‘off mains’ solution provider throughout Hertfordshire and surrounding Counties, we have seen a substantial increase in the…
Septic Tank Installation in Woodbridge, Suffolk
Mantair was contacted by the owner of a property located on the outskirts of Woodbridge in Suffolk regarding septic tank problems. …
Sewage Treatment Plant Installation Arrington, Cambridgeshire.
Located on the delightful Wimpole Estate in South Cambridgeshire is Rectory Bungalow. After the renovation of the property in 2012,…
Septic Tank Upgrade – Mill Cottage, Blickling, Norfolk
Located on the delightful Blickling Estate in North Norfolk is Mill Cottage, a three bedroomed house on the banks of…
Orford Ness Nature Reserve, Suffolk – Sewage Treatment Plant Installation.
Orford Ness is a 10 mile shingle spit of land off the Suffolk coastline and is separated from the mainland…
Sewage Treatment Plant Installation, Cooksmill Green, Chelmsford, Essex.
At this property in Essex we installed and commissioned a sewage treatment plant to replace a failed septic tank system.…
Sewage Treatment Plant in Norfolk
For sewage treatment plant installations and repairs throughout Norfolk, Mantair provides homeowners with a complete design, installation and maintenance service. As leading installers…

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