20" x 4.5" Scale Inhibitor Cartridge

These phosphate cartridges prevent accumulation of scale and rust throughout the household, in particular where water is heated or used in brewing and ice machines.

The cartridges contain food grade, slow-melt polyphosphate crystals that dissolve in water. This will isolate and bind the components forming the water hardness.

The contents are Prop 65 Compliant ensuring the scale prevention media does not contaminate the water, thereby keeping it safe for drinking. Additionally, it has been acid washed to ensure a neutral pH.

Suitable for all 20 inch Big Blue, Big White and Jumbo housings.

Compatible with the Puretec SCALEPROTECT-MP2 cartridge.