The no-drain Metal Stain Eliminator Kit for pool and spas includes materials to remove iron and copper metal stains, sequester those metals with a non-phosphate sequestering agent, and eliminate the metals with a CuLator Ultra 4.0. Each kit includes complete instructions and treats 20,000 gallons. Works on a variety of surfaces.
Contact: (954) 764-7654; www.periodicproducts.com