Natural Chemistry Spa Metal Free, 1 L Bottle | 14133NCM

Spa Metalfree​ is a highly effective metal chelating agent that protects against staining and discoloration from trace metals such as iron and copper. Spa Metalfree​ should be used as part of a well designed spa maintenance program. Spa Metalfree​ does not raise phosphate levels in spa water like many other stain and scale products.