Our pH Neutralizer System is a blend of calcite that neutralizes acidic water, raises the water's pH and increases the alkalinity. This professional-grade system eliminates corrosion and protects your plumbing, copper pipes, appliances, and fixtures from damaging effects. This system includes a 1" Clack in and out tank head, an accessible refillable port for media replacement, a built-in bypass, and an almond polyglass mineral tank. No chemicals are needed making this system low maintenance and user-friendly. Eliminate pin-hole leaks No blue-green stains Ideal if pH is 5.0 - 7.0