NEW & IMPROVED! 4-Stage Undersink Filter Replacement Pack

Replacement Filter Pack for the 4-Stage Under Sink Filtration System

Our upgraded replacement filter pack is now tailored to provide advanced, natural filtration for both city and well water. These two new filters are non-customizable and offer the latest technology in contaminant reduction while maintaining beneficial minerals. For customers who prefer added minerals, an optional in-line mineralizer is available for purchase and can be easily installed after your system.

For those wishing to continue using the Aquametix or Cerametix filters, these are still available separately via the provided links. For inquiries about the upgrades, feel free to use our chat feature or email us at info@greenfieldwater.com.

Filter Details

Stage 1: Sediment and Chlorine Reduction Filter

• Captures fine particles down to 0.5 microns, including cysts like Giardia and Cryptosporidium.
• Reduces chlorine, bad taste, and odor for improved water quality.
• NSF/ANSI Standard 42 Certified, ensuring safe and clean water.

Stage 2: Advanced Carbon and Nano Filtration

• Features advanced carbon and nanotechnology to reduce chloramines, lead, fluoride, VOCs, and emerging contaminants like pharmaceutical residues.
• Proven to effectively address PFAS, arsenic, and reduce cysts like Giardia and Cryptosporidium.
• Effectively addresses contaminants previously targeted by the pHA and KDF filters, including heavy metals, nitrates, and chlorine.
• High surface area design ensures consistent performance with minimal pressure drop.
• Tested to NSF/ANSI Standard 53 (Cyst Reduction) and meets P231 Protocol for microbial reduction.

Additional Features

• Non-Customizable Filters: Simplified options suitable for both city and well water.
• Mineralizer Option: Adds essential minerals and balances pH, available separately for those who prefer it.

Note: Compatibility

This filter pack is compatible with both the old and updated versions of the 4-stage under sink system. The photo shows the larger copper vortexer lying horizontally on top of the two-housing filter in the updated model.

Legacy Filter Options (Purchased Separately at Provided Links)

• Cerametix: Removes E. coli, bacteria, and particulates down to 0.2 microns.
• Aquametix: Targets nitrates, fluorides, and broad-spectrum contaminants.

Can’t Find the Filters You’re Currently Using? Don’t Worry—We’ve Got You Covered!

The upgraded filters effectively address the same contaminants previously targeted by the pHA and KDF filters. This ensures you’re not missing out on any contaminant reduction, but rather benefiting from streamlined options with enhanced filtration performance.

HELPFUL INFORMATION AND INSTALL GUIDES:

UNDERSINK FILTER REPLACEMENT MANUAL

UNDERSINK FILTER REPLACEMENT VIDEO GUIDE 

IN-LINE MINERALIZER MANUAL

SYSTEM SANITIZING GUIDE

STAGE 1 FILTER DATA

STAGE 2 FILTER DATA