fire protection tanks water storage steel bolted tanks FIRE PROTECTION TANKS Columbian TecTank™ is the leading manufacturer of water storage tanks for fire protection. Factory-coated bolted steel tanks are often the most economical and longest lasting form of storage for fire protection water. Alternatives include standpipes, tanks engineered for combination process water/fire protection service and dry silos for lime and water treatment chemicals. For combination process water/fire, Columbian TecTank™ can design and engineer tanks that provide process water and enough storage for fire protection. The primary requirement is that the reserve capacity meets the potential demand for fire protection. Used in private fire protection systems as a standby pressurized water storage to provide water until supplemented by the fire . All tanks for fire protection, tanks supporting structures and water supply systems, including piping, control valves, check valves, heating systems, mercury gauges and expansion joints are inspected annually to ensure that they are in satisfactory operating condition. Fire protection. Tanks and troughs containing flammable liquids shall be provided with heat-actuated automatically closing covers arranged so as not to interfere with exhaust ventilation. Fire Protection tanks that are not coated must be inspected every 3 years.