AQUA® Signal & Telegraphic Systems and AQUA® Geocomposites are both Link-Up approved, UKAS Accredited and FORS registered and have been manufacturing and supplying industry leading Drainage Materials, Cable Management Systems and Geotextiles to the UK and foreign rail industries for over 30 years. All of our core products are Network Rail approved and we are constantly developing and evolving our product lines to best suit the fast paced and ever-changing world of railway construction.