complex requirements
demand intelligent solutions
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.
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.
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.
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




Our customers