Water Tight FilterMT-10 Metal Trap Pre

- Pre-filters up to 10, 000 gallons. - Pre-Filters Stain-Causing Metals Before Having a Chance to Damage Your Pool or Spa. - Traps Iron and Copper from Municipal and Well-Water Sources During Fills and Top Offs. - Incorporates New"Filtration Media Materials" to Trap Metals. - Traps Iron and Copper from Municipal and Well-Water Sources During Fills and Top Offs.