Filter - Caldera Pre 2003 Models - 75 sq. ft. ozone Shock Gems by SilkBalance

Shock Gems by SilkBalance

this product removes calcium particles

Sparkling clear

Just because you see bubbles doesn't mean it's working

Filter - Caldera Pre 2003 Models - 75 sq. ft. ozone Shock Gems by SilkBalanceFits Pre 2003 Caldera hot tubs. A Caldera filter provides completely balanced filtration, which means the square footage of your filters has been carefully matched to the gallons per minute flow rate of your spa. When it is time to replace your filters, remember only Caldera filters have been specifically designed to ensure your spa has clean, sparkling water day after day. Caldera Pre 2003 Models 75 sq. ft. Reminder: it is recommended that you