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Calcite Neutralizer Cartridge 4.5 x 20 Refillable
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- Calcite Neutralizer Cartridge BB20: PH Increase for 16,000 gallons or more PH+.
- REFILLABLE 20" Big Blue housing cartridge.
- When depleted, simply remove cap and refill with pure calcite
- Contains pure Calcite (calcium carbonate) made from crushed marble. This cartridge comes with the calcite.
- Calcite is NSF certified for drinking water.
- Cartridge is 4.5" x 20" and fits Big Blue 20" housings.
- Depending on pH of untreated water cartridge may neutralize approximately 16000 gallons of water.
- Recommended flow rate is 2 gallon per minute.
- Maximum flow rate is 5 gallons per minute.
- Generally not recommended for whole-house applications, unless the flow rate and water usage is very low.
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