WPL Ltd process design and manufacture a range of municipal and industrial wastewater treatment systems from their manufacturing base near Portsmouth, Hampshire. WPL Ltd are the market leaders in the supply of small/medium sized wastewater treatment plants to the Water Utilities. In addition, there are a range of tertiary and transportable units designed to supplement existing on-site processes during times of repair/refurbishment, or during periods when the plant is not meeting the required discharge standards.

For a list of the utilities that are currently supplied, along with a description of the contractural/supplier arrangements in place with each, please click here

Listed below are a description of all the products currently on offer from WPL Ltd.
We have not included here any additional services such as commissioning, mechanical/electrical installation etc, as these are site specific and subject to separate negotiations.

For Sales and enquiries please call a member of our sales team on +44 (023) 9224 2600 or email enquiries@wpl.co.uk

 1.Package Sewage treatment plant – Integral and modular HiPAF
Submerged aerated filter technology. Plant consists of a GRP integral primary, biological treatment and final (Humus) settlement tanks. Complete sewage treatment capability in one tank. Modular units can be supplied where the individual processes are supplied in separate tanks, typically for larger population equivalents.
To include process design, manufacture, delivery to site. Commissioning and project liaison can be offered as an optional extra. Click here for further information

 2.Conical Tanks
GRP construction up to 6m diameter for use as settlement tanks, either primary or final. Used in conjunction with existing processes or as part of a ‘modular’ package plant installation. GRP tanks designed for below ground installation. Includes process design, manufacture, delivery and site assembly (where required). Click here for further information

 3.Biological modules (SAFs)
The biological treatment plant (SAF) supplied as single or multiple tanks to provide secondary or tertiary treatment. These tanks can be supplied in GRP for below ground installation, or in steel for above ground installation.
To include process design, manufacture, delivery to site. Commissioning and project liaison can be offered as an optional extra.

 4.Package Sand Filters.
Used as a tertiary treatment to reduce BOD and Suspended Solids after full treatment. Can be purchased or rented.
To include process design, manufacture, delivery to site and setting to work. Click here for further information

 5.Temporary/Transportable biological modules (Hire and Purchase)
Biological SAF modules designed for transportation to various sites to compliment existing processes or provide tertiary treatment for more stringent consents. Available for above or below ground installation, can be purchased or rented.
To include process design, manufacture, delivery to site and setting to work. Click here for further information

 6.Activated Sludge and Sequential Batch Reactors
Treatment carried out in a single tank with full PLC control. Provides a smaller footprint than SAFs at larger population equivalents, and has the potential to be developed for trade/commercial waste. Also suitable for Total N and Biological P removal.
To include process design, manufacture, delivery to site and setting to work. Click here for further information

 7.Inlet sceens
A range of inlet screens, incorporating fine and course screenings, dewatering, compaction and screen handling equipment. Inlet screens designed to protect downstream processes and optimise their treatment capability. Click here for further information

 8.MicroScreens
Microscreen drum filters for use on larger plants for tertiary solids removal. This compliments our range of sand filters, and is appropriate for higher hydraulic flows up to 300l/s. Can be installed as mobile units in stainless steel tanks above ground, or in concrete channels for permanent installations.
Available to purchase or rent. To include process design, manufacture, delivery to site and setting to work. Click here for further information

 9.DAF Sludge Thickening (Dissolved Air Floatation)
Sludge thickening solutions for water utility applications, can be stand alone or part of a larger solution. Click here for further information

10.GRP/steel Kiosks
GRP and steel kiosks are provided with all our plant to house compressors and are offered as additional optional items. They are waterproof and acoustically lined to reduce noise. Typical values of noise at 5m from the kiosk is 50Db.

11.Sundry items
WPL can provide the following additional items to compliment our range of products. For more information on these items please click here