We are a UL-142, A SME section VIII and API approved tank manufacturer. Our facility is quality control inspected by Underwriters Laboratories four times per year. We are a licensed manufacturer for the Steel Tank Institute. We are the recipient of STI's Quality Award 16 consecutive years and inspected two time annually.
All asphalt tanks are built to the UL-142 construction code. We keep records of the steel purchases, welding practices, pressure tests and other quality control measure. We use 6 inch insulation on top and sidewalls of our tanks. The bottom of our tanks are insulated with foam glass block.
All our shell joints are double butt welded and nozzle joints seal welded inside and out. 100% welded-The strongest union of two pieces of steel possible.
We are constantly improving our tank designs to keep our tanks better than any other tank on the market!