SOLBERG Atmospheric Storage Tanks are normally used in conjunction with balanced pressure pump proportioning or inline balanced pressure proportioning skid type systems. The storage tanks itself is manufactured of high-density, cross-linked polyethylene in a vertical configuration. Storage tank assemblies are equipped with a suction connection, return connection, drain / fill connection, and domed top. SOLBERG Atmospheric Foam Concentrate Storage Tanks are available in standard sizes or custom built to your specifications. Sizes range from 100 to 10,000 gallons (18 – 37854 litres).