Other than IWE’s expertise in water and wastewater treatment systems, we also offer reliable quality and performance guaranteed products for biogas. Renewable energy, biogas generated from our designed anaerobic systems can be stored in membrane gasholders. Double Membrane Gas Holder (DMGH) is the key constituent for us to succeed in the development of waste-to-energy solutions. IWE has been at the front line in providing specifically engineered biogas holders to meet customer needs. We also provide one-stop solution from gas holder designing, installation and commissioning.