Fiberglass Sand Filters are constructed by the lastest Engineering Technology. The improvement of flowability provides an ultra-pure water filtration. The fiberglass winding design allows the filter to have extra strength and resistance to chemical and corrosives. Fiberglass sand filters are the most recommendable equipment for the application of swimming pool, aquiculture and industrial water treatment. Sizes Available: 14" to 56" in Diameter Fiberglass Sand Filters are constructed by the lastest Engineering Technology. The improvement of flowability provides an ultra-pure water filtration. The fiberglass winding design allows the filter to have extra strength and resistance to chemical and corrosives. Fiberglass sand filters are the most recommendable equipment for the application of swimming pool, aquiculture and industrial water Fiberglass sand filters are the most recommendable equipment for the application of swimming pool, aquiculture and industrial water treatment. treatment. Sizes Available: 14" to 56" in Diameter For more information, please contact us.