Inquiry (采购产品): 13,000 Gal. water tank Will tank heating be required by NFPA 22-2003 for two tanks located where the lowest one-day mean temperature is 10 degrees F? Static water is being stored for the fire sprinkler system in outdoor welded steel suction tanks. **** Hidden Message ***** Paul Board 23230 Company: Moseley Architects E-mail: pboard@moseleyarchitects.com **** Hidden Message ***** pboard@moseleyarchitects.com