SeaKlear Metal Klear Stain Treatment Solution, 1-QuartDesigned to immobilize problem metal ions that can cause stainingEasily removes up to 3-5pp of copper and ironGreat for areas with hard water containing, iron, manganese, calciumIdeal for pools with salt chlorine generator systemsWQA Certified (NSF/ANSI Standards 50 & 60)Ideal for pools with salt systemsdecreases cell smell in chlorine generators

