The Double Wall Pipe or Halock Pipe is designed to efficiently control pressure in order to prevent oil leaking. The product comes with a 15-year-warranty, production certification issued by the Department of Energy Business, making this a highly reliable product.
Underground tanks for petrol stations or the double wall tank comes with a 20-year-warranty and after sales service. The product is certified by UL1746, UL58, and UL142 standards and the Department of Energy Business production certification.
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