DERFLEX suspended tank cover membrane is engineered for wastewater tanks, clarifiers, sludge tanks, EQ tanks and process water tanks. Custom tensioned membrane covers for odor control, algae control, debris prevention, rainwater exclusion and low-maintenance tank protection.

DERFLEX double membrane gas holder fabric is engineered for biogas storage systems, anaerobic digesters, tank-mounted gas holders and freestanding biogas domes. UV-resistant, weatherproof, gas-resistant, flame-retardant and weldable PVC coated polyester membrane material.

DERFLEX supplies biogas tank cover membrane materials for anaerobic digesters, double membrane gas storage, wastewater tanks, manure tanks, biogas domes and OEM tank-mounted cover systems. Gas-tight, UV-resistant, weldable and customizable PVC / PVDF coated fabric.

DERFLEX supplies biogas holder membrane materials for double membrane gas holders, biogas domes, tank-mounted digester covers, biogas balloons and anaerobic digestion gas storage systems. Custom PVC / PVDF coated fabric available for OEM projects.

DERFLEX supplies tent clear PVC window film and clear vinyl tent window material for tents, awnings, outdoor enclosures, patio curtains, marine windows and OEM fabrication. High clarity, UV resistance, cold flexibility, weldable and customizable roll supply.

DERFLEX supplies anti-mold PVC fabric and mildew resistant PVC coated polyester fabric for outdoor furniture, marine covers, tents, awnings, tarps, shade screens, curtains and industrial protection. Waterproof, UV resistant, easy to clean, weldable and OEM customizable.