The Air Blown Cover is an innovative double cover for biogas installations and other.
Combibag Low Pressure is a flexible storage for up to 10.000m3 of manure and digestate.
Flexible gas storage
The Ecobag is a flexible storage for up to 10.500m3.
The Silocover is an effective cover that keeps your silo from releasing CO2.
The Flexitank is designed to store liquids.
In February 2018, Wiefferink installed the first rotating cover on a reception tank at the RWZI in Den Bosch. This non-gastight cover has a diameter of 51 meters and is the first of two similar covers. This project was realized >>>
This year it has been exactly 30 years ago since Wiefferink developed and installed its first cover on a manure tank. Based on wide experience in processing reinforced PVC foils Wiefferink developed this ‘foil roof’ in order to minimize odour >>>
The Wiefferink Group works with flexible foil and supplies products and services relating to storage and covering solutions. We are widely active in the environmental and biogas branches.
Thanks to more than 60 years experience working with flexible foils, we have acquired unprecedented know-how of complex storage and covering issues. That is why our products, techniques and processes are so reliable.