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Aries - AF-10-3231 - 10" x 2.5" - 100% Calcite Cartridge Filter; pH Neutralizer

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Aries - AF-10-3231 - 10" x 2.5" - 100% Calcite Cartridge Filter; pH Neutralizer

The Aries AF-10-3231 is a 10" x 2.5" cartridge packed with 100% calcite media designed to raise acidic pH from 5.0 to 7.0 through natural dissolution on contact. This self-limiting neutralizer stops correcting at pH 7.0, making it ideal for post-RO applications, acidic well water, or any system where low pH threatens copper lines and fixtures.
SPECIFICATIONS

Aries AF-10-3231 Calcite pH Neutralizer

Model Number AF-10-3231
Dimensions 9.75" H x 3" Diameter
Housing Compatibility Standard 10" x 2.5" filter housings
Media Type 100% Calcite (natural pH neutralizer)
pH Range Raises pH from 5.0 to 7.0
Hardness Increase 4-5 grains per gallon (GPG)
Self-Limiting Yes, stops at neutral pH 7.0
COMPATIBILITY & APPLICATIONS

Where This Filter Works Best

The Aries AF-10-3231 fits any standard 10-inch filter housing and is particularly effective in post-reverse osmosis systems where RO membranes strip minerals and lower pH. Use it before KDF media stages or copper plumbing to prevent corrosion and blue-green staining. The calcite media dissolves gradually on contact with acidic water, releasing calcium carbonate to neutralize pH without overcorrection. Best suited for whole-house applications with acidic well water or as a polishing stage after RO. Note that this filter will increase water hardness by 4-5 GPG as a byproduct of the neutralization process.

💧 Pro Tip: If your pH is below 5.0 or you need faster correction, consider a calcite-corosex blend filter instead. For pH between 5.0-6.5, this 100% calcite cartridge from Aries Filter Works provides gentle, reliable neutralization without the risk of overshoot.
The Aries AF-10-3231 is a 10" x 2.5" cartridge packed with 100% calcite media designed to raise acidic pH from 5.0 to 7.0 through natural dissolution on contact. This self-limiting neutralizer stops correcting at pH 7.0, making it ideal for post-RO applications, acidic well water, or any system where low pH threatens copper lines and fixtures.
SPECIFICATIONS

Aries AF-10-3231 Calcite pH Neutralizer

Model Number AF-10-3231
Dimensions 9.75" H x 3" Diameter
Housing Compatibility Standard 10" x 2.5" filter housings
Media Type 100% Calcite (natural pH neutralizer)
pH Range Raises pH from 5.0 to 7.0
Hardness Increase 4-5 grains per gallon (GPG)
Self-Limiting Yes, stops at neutral pH 7.0
COMPATIBILITY & APPLICATIONS

Where This Filter Works Best

The Aries AF-10-3231 fits any standard 10-inch filter housing and is particularly effective in post-reverse osmosis systems where RO membranes strip minerals and lower pH. Use it before KDF media stages or copper plumbing to prevent corrosion and blue-green staining. The calcite media dissolves gradually on contact with acidic water, releasing calcium carbonate to neutralize pH without overcorrection. Best suited for whole-house applications with acidic well water or as a polishing stage after RO. Note that this filter will increase water hardness by 4-5 GPG as a byproduct of the neutralization process.

💧 Pro Tip: If your pH is below 5.0 or you need faster correction, consider a calcite-corosex blend filter instead. For pH between 5.0-6.5, this 100% calcite cartridge from Aries Filter Works provides gentle, reliable neutralization without the risk of overshoot.
$21.36
Aries - AF-10-3231 - 10" x 2.5" - 100% Calcite Cartridge Filter; pH Neutralizer
$21.36

Description

The Aries AF-10-3231 is a 10" x 2.5" cartridge packed with 100% calcite media designed to raise acidic pH from 5.0 to 7.0 through natural dissolution on contact. This self-limiting neutralizer stops correcting at pH 7.0, making it ideal for post-RO applications, acidic well water, or any system where low pH threatens copper lines and fixtures.
SPECIFICATIONS

Aries AF-10-3231 Calcite pH Neutralizer

Model Number AF-10-3231
Dimensions 9.75" H x 3" Diameter
Housing Compatibility Standard 10" x 2.5" filter housings
Media Type 100% Calcite (natural pH neutralizer)
pH Range Raises pH from 5.0 to 7.0
Hardness Increase 4-5 grains per gallon (GPG)
Self-Limiting Yes, stops at neutral pH 7.0
COMPATIBILITY & APPLICATIONS

Where This Filter Works Best

The Aries AF-10-3231 fits any standard 10-inch filter housing and is particularly effective in post-reverse osmosis systems where RO membranes strip minerals and lower pH. Use it before KDF media stages or copper plumbing to prevent corrosion and blue-green staining. The calcite media dissolves gradually on contact with acidic water, releasing calcium carbonate to neutralize pH without overcorrection. Best suited for whole-house applications with acidic well water or as a polishing stage after RO. Note that this filter will increase water hardness by 4-5 GPG as a byproduct of the neutralization process.

💧 Pro Tip: If your pH is below 5.0 or you need faster correction, consider a calcite-corosex blend filter instead. For pH between 5.0-6.5, this 100% calcite cartridge from Aries Filter Works provides gentle, reliable neutralization without the risk of overshoot.
Aries - AF-10-3231 - 10" x 2.5" - 100% Calcite Cartridge Filter; pH Neutralizer | Isopure Water