Profile: O.P. Tanks is a manufacturer of custom metal products. Our products include 400 BBL tanks, frac tanks/trailers and custom tanks. Our 400 BBL tanks are built mostly for the oil and gas industries. This tank is used to hold and store oil field fluids. Frac tanks are used in the oil and gas industry to store water & other oil field fluids. These are also applied in construction, waste management, electrical, and environmental applications. These tanks are built with wheels for ease of transportation. We can also build these to any custom specs for any size order. We have built numerous custom tanks including 200 BBL, 300 BBL & 500 BBL, 300 BBL & 500BBL low profile, production, mixing and mud tanks. Our services include flexible lead times, custom design by application, design for low cost manufacturing, custom delivery schedules, and administrative support.