Battalion Two was dispatched to the I295 Industrial Park at 1000 Delsea Drive Building G for a a Service Assignment. Battalion 9201 arrived find water flowing from all doors and overhead door from the business in Building G. Sprinkler pipes had frozen and broke in several spots on the ceiling. Engine 921 arrived and its crew secured the Sprinkler valve on the outside of the building and the water continued to flow. The crew forced entry in to the building and on investigation found that the sprinkler riser valve had failed it too was severely crack and flow a large amount of water. The crew opened the main garage door to the business and set up a barrier to direct the gushing water out of the building. The local MUA was called and shut the water supply off to the building. The Building owner was shown the damage to the sprinkler system and advised that immediate repairs would be needed.