complex requirements
demand intelligent solutions

SUSTAINABLE URBAN DRAINAGE

Variobox SUDS systems for stormwater retention and infiltration are the strongest available, proven by rigorously testing for long term performance.

Variobox Plus with a vertical test loading of 700kN/m²and a lateral test loading of 200kN/m² enable the Hewitech system to be designed and installed at greater depths than other crates available within the industry.

SUDS INSTALLATION

Hewitech’s in-house installation team offer customers a complete supply and fix solution warrantied for 30 years.

Hewitech LLPE Membrane is wedge welded and tested in accordance with “CIRIA 698 Site handbook for the construction of SUDS“

Our installation team also install membranes for other forms of SUDS such as storage below permeable car park surfaces and open lagoons.

WASTE WATER FILTER MEDIA

Hewitech design and manufacture in the UK, Structured Media Filters for biological wastewater treatment applications in both municipal and industrial waste water.
Our materials are used for BOD treatment in Trickling Filters (NTF), Submerged Aerated Filters (SAF), and Biologically Activated Fixed Film Filters (BAFF) in new and existing applications.

PONDS & LAGOONS

Hewitech design and install onsite geotechnical applications to provide water retention and Sustainable Urban Drainage Solutions in accordance with “CIRIA 698 Site handbook for the construction of SUDS“.

These applications include Linings below Porous Car Park Surfaces, open Ponds and Lagoons, Stormwater Detention Basins, Swales, Reed Bed liners, Bund liners and Golf Course lakes

COOLING TOWER FILLS

Hewitech offers a comprehensive range of plastic media fill, air inlet louvres and drift eliminators for use in cooling towers, in the power sector, petrochemical and for many other industrial and HVAC purposes.

Our Service
Our customers

“Hewitech provided a professional service when lining the balancing pond on site. Their technical expertise and ability to achieve our programme dates make them one of our preferred specialist contractors.” MARTIN HOLMES

PROJECT MANAGER, READIE CONSTRUCTION LIMITED

“We found Hewitech very easy to work with, all materials arrived on time and the whole process went very smoothly, with no problems. We are very happy with the end result.” STUART DENSLOW

PROJECT MANAGER, KIER CONSTRUCTION

“Hewitech supplied and delivered the project to the complete satisfaction of Nomenca. They collaboratively carried out the work within the program and with their ideas improved the impact to the environment by reducing the carbon footprint.” UZAIR OSMAN

CONTRACTS MANAGER, NOMENCA LTD

“Hewitech are a reactive and reliable supplier , with a good range of products at competetive rates” MARK RAW

REGIONAL MANAGER, COSTAIN LTD