A 20,000 m³ black-membrane biogas digester for a large pig farm. Hengyang 1.5 mm HDPE geomembrane lines the bottom while a black HDPE cover forms a sealed anaerobic tank; the solar-absorbing cover raises temperature and boosts biogas yield by over 30%.
HENGYANG NEW MATERIALSGeomembrane | Geotextile | GCL Manufacturer
Hotline（吴总）
☎ 15624315999
