AB Cover

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.

Wiefferink installs world’s largest Combibag!

22 May 2019

Wiefferink is installing world’s largest Combibag in the United Kingdom. This unique Combibag has capacity of approx. 16.000m³. Wiefferink has never produced such a huge Combibag. The Combibag has been placed in an existing lagoon with embankment. Some specifications: Application                                        >>>

Wiefferink installs 4x AB Covers in Denmark!

14 May 2019

Wiefferink has finalized the unique biogas installation of 4 AB Covers in Denmark. All the AB Covers have a diameter of Ø 40.33m and the height of the tanks are 6.00m. We’d like to thank our customer for its trust >>>

About Wiefferink

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.