
80m3 Underground Pertol Storage Tank with Double-Wall. Double-Wall Safety Design: Steel inner tank with FRP outer shell and 24-hour interlayer leakage monitoring system. Corrosion Resistant Material: Q235 steel inner layer and fiberglass reinforced outer layer resist corrosion and shock. Long Service Life: Durable design ensures a lifespan of at least 30 years, 3-5 times longer than single-layer tanks. Environmental Protection: Prevents soil and water contamination by containing leaks within the double-wall structure. OEM Service Available: We accept all OEM orders; contact us with your design for a reasonable price. ISO9001 Quality Control: Strictly followed ISO9001:2015 system with professional QC team for final inspection. Flexible Capacity Range: Available in volumes ranging from 5m3 to 100m3 to suit various storage needs. Easy Installation & Maintenance: Convenient installation shortens construction period; digital control simplifies monitoring.