Fire water storage tank requirements. Choose the Right Tank Type: Choose the best water storage tank for fire protection, fit for your location and code requirements: HDPE for rural properties, fiberglass for hostile conditions, or steel tanks for high-volume commercial use. Tanks exceeding 1,200-gallon capacity shall be so installed that the bottom outside surface of the tank is at least 12 inches above ground level. A fire protection water storage tank is used to provide buildings with access to an alternative water source in order to extinguish a fire in a timely manner. By understanding the different types of tanks, their uses, and how to calculate the necessary GPM and tank size, you can make informed decisions about your fire protection needs. Sep 21, 2020 ยท The idea behind a water storage tank in most cases is that the water supply is not capable of meeting the system demand for the required duration. Fire suppression tank sizing and design considerations based on hazard level, building size, firefighting duration, NFPA guidelines, and local regulations. Sizing a fire water storage tank requires following specific guidelines to ensure adequate water supply for fire protection systems. The process involves calculating the water demand based on system requirements, applicable codes, and expected fire risks. 2. Learn about the NFPA 22 standard for water tanks for private fire protection and how it applies to different types of tanks and materials. wtzefc nysy dgy ha sjv y6ge4 enit x0og rjytfau vano