Our multi-wall fuel tanks offer an extra layer of security, featuring an inner tank, outer shell, and interstitial leak sensors. PTI Fabrication includes level indicators, vent valves, and access hatches as standard. Designed for regulations-heavy industries, these tanks combine operational safety with regulatory compliance in oil, gas, and marine environments. https://ptifabrication.com/product/tanks-fuel-tanks-pressure-vessels-fabrication-services/