AQUA CREST Replacement Filter for GE GXK140TNN GXULQK GXULQR - Fresh

In this review the AQUA CREST replacement filter is presented as a value-minded alternative for owners of compatible GE under-sink systems who want clearer, better-tasting water without paying OEM prices. The pack of two filters is aimed at households that want a straightforward replacement that reduces chlorine, bad taste and odors while also addressing sediment and certain heavy metals. The single biggest reason to buy is its certified filtration media and long 2,000-gallon or six-month service life, which delivers predictable performance for routine home use.

Key Features

• Certified filtration: Tested by a third-party lab and certified against NSF/ANSI 42 and 372, it reduces chlorine and improves taste and odor for cleaner drinking water.
• Coconut carbon block: Natural coconut carbon block media targets chlorine, bad tastes and odors while also trapping sediment for clearer water.
• Long service life: Rated for up to 2,000 gallons or six months per filter, the pack of two provides extended replacement intervals for busy kitchens.
• Safe construction: Food-grade plastic housing and lead-free materials prevent leaching and reduce the risk of filter failure.
• Stable flow rate: Designed to maintain consistent flow without obvious pressure drop so everyday tasks are not interrupted.
• Model compatibility: Built as a replacement for GE GXULQK, GXK140TNN and FQK1R systems, and interchangeable with the hexagon-head GXULQR configuration.

Who It's For

This filter is best for homeowners already using a compatible GE under-sink system who want an economical, certified replacement that preserves taste and reduces chlorine and common particulates. It suits families and apartment dwellers who prefer less frequent replacements thanks to the 2,000-gallon rating.

Shoppers who should look elsewhere include anyone with the pentagon-head version of the GXULQR joint, because the product is only compatible with the hexagon-head connection, and users who need a filter that reduces total dissolved solids (TDS), since this model does not change TDS levels.

Pros & Cons

Pros

• Certified NSF/ANSI 42 and 372 performance provides verified chlorine, taste and odor reduction.
• Good value compared with OEM replacements thanks to the 2-pack format and long lifespan.
• Stable flow and food-grade, lead-free housing give reliable day-to-day performance and safety.

Cons

• Compatibility can be confusing; it fits the hexagon-head GXULQR but not the pentagon-head variant, so users must verify the joint type before buying.

Specifications

Brand	AQUA CREST
Compatible models	GE GXULQK, GXULQR (hexagon head), GXK140TNN, replacement for FQK1R
Certification	Tested to NSF/ANSI 42 and 372 by third-party lab
Media	Natural coconut carbon block
Service life	2,000 gallons or 6 months per filter
Pack size	2 filters
Notes	Cold water connection only; does not reduce TDS

Our Verdict

The AQUA CREST replacement is a practical choice for owners of the compatible GE under-sink systems who want certified chlorine and taste removal at a lower price than OEM options. Its natural coconut carbon block, food-grade construction and predictable 2,000-gallon life make it a good value for everyday household use, provided buyers confirm the hexagon-head joint prior to purchase.

Frequently Asked Questions

Is this filter certified?
Yes. It has been tested by a third-party lab and is certified to NSF/ANSI 42 and 372 for chlorine, taste and odor reduction.

How often should the filter be replaced?
The recommended interval is every 2,000 gallons or six months, whichever comes first.

Will this reduce TDS?
No. This filter is designed to reduce chlorine, taste, odor, sediment and some heavy metals but does not reduce total dissolved solids.