METAL FOAM PURIFIER HIGH POROSITY DISC FOR SPAS2 DISC PACK. Flying saucer flexible plastic water diverter assembly holds METAL FOAM disc in spa skimmer Copper/Silver purifying disc kills 99.9% of bacteria as it passes through reducing chlorine/bromine use up to 90%.
Only light oxidation needed after every usage (most use simple household bleach.) What is Metal Foam?Metal Foam is a porous disc produced by proprietary sintering manufacturing process. Powdered copper and silver (Cu/Ag) are melted into a sacrificing porous base with the metal taking the foam's shape.
The new tremendously porous metal foam has now increased it's surface area by over 5000% compared with flat metal of the same weight.