"Puri-Cal C" Neutralizer Filter Media -- .5 cu. ft. Calcium Carbonate Media Each filter has 3/8" push

Each filter has 3/8" push lock connections on both ends

Can be applied to most media tank sizes

Aldex C-800 is a high capacity

and tube of silicone lubricant

this all-in-one simple system fits right under your sink

"Puri-Cal C" Neutralizer Filter Media -- .5 cu. ft. Calcium Carbonate Media Each filter has 3/8" pushGranular, white, 100% calcium carbonate filter media for pH correction also known as "calcite". Prevents blue green stains and corrosion of copper plumbing in water with acidic pH levels. Can be used in upflow or downflow (backwashing) filter tanks. Sacrificial to water with pH below 7. 0 Will not raise pH above 7. 2 Not for use in water with a pH below 5. 8 Must be replenished about every 6 12 months, depending upon your pH level and water usage.