Our discreet Diamond (formerly known as WPL Diamond) is better designed for modern day living than a septic tank system; with faster process and a more environmentally friendly result. There is no need for chemicals, allowing final effluent to be safely discharged to …

In January 2021 – our 30th anniversary year – WPL joined the WCS Environmental Engineering, part of Marlowe PLC. Our Diamond compact package sewage treatment plant is suitable for domestic and small commercial properties in all ground conditions where mains drainage is unavailable. Learn more…

Depending on site conditions, DMS and DMC models may be supplied with an invert extension and or external pumping chamber (EPC). Please specify on order if you require any additional factory-fitted parts such as invert extensions and external pumping chambers.

The WPL Diamond DMC package wastewater treatment range is for properties of 21-55 (people) occupancy equivalent where mains drainage is unavailable; ideal for small businesses, new builds and replacement of existing sewage treatment plants.

WPL Diamond is better designed for modern day living than a septic tank system; with a faster process and a more environmentally friendly end result, it is the ideal replacement solution. No need for chemicals, allowing final effluent to be safely discharged to a soakaway or watercourse.

The WPL Diamond Range of sewage treatment plants (DMS and DMC) are ideally suited to domestic properties or small communities which do not have mains drainage for their wastewater.

WPL Diamond DMC6 sewage treatment plant – 21-27 population – gravity outlet. The WPL Diamond DMC package wastewater treatment range is for properties of 21-55 (people) occupancy equivalent where mains drainage is unavailable; ideal for small businesses, new builds and replacement of existing sewage treatment plants.

This 32 person Diamond DMC7 sewage treatment plant from WPL is UK manufactured with a compact design. Through a process of aeration and sedimentation the plant treats the …

WPL (which is now a part of WCS Environmental Engineering) has been at the forefront of wastewater treatment technology for over 30 years. We carry their UK manufactured DMS Diamond sewage treatment plants. Their plants are suitable for the smallest domestic property up to small to medium sized commercial units.

The WPL Diamond DMC package wastewater treatment range is for properties of 21-55 (people) occupancy equivalent where mains drainage is unavailable; ideal for small businesses, new builds and replacement of existing sewage treatment plants.