water filter · Under-sink carbon filter systems
Culligan US-4 EZ-Change Under Sink System
Quoted from the Amazon listing — confirm NSF/ANSI claim text on the live page before you buy. WaterVetted does not run lab tests.
Specs sourced from manufacturer listings · Certified vs claims labeled · WaterVetted does not run lab tests
Under-sink carbon filter systemsCulliganAmazon Associates
Install class
water filter
Category
Under-sink carbon filter systems
Tracked listing
Before you buy
What to verify on the live listing
- Exact model number and any NSF/ANSI claim text naming the contaminant you care about (42 taste/odor, 53 health claims such as lead, 58 for RO, 401 for named emerging compounds).
- Current price, stock, and cartridge replacement interval — our recorded price is a dated snapshot (as of 2026-10-05).
- We do not republish Amazon listing bullets or buyer reviews here. Open the retailer page for the current claim language and owner feedback. View current Amazon listing.
From the listing
Recorded details
- Brand
- Culligan
- Capacity
- 500 gallons
- Material
- Chrome, Plastic
- Brand Name
- Culligan
- Model Name
- EZ-Change Premium
- Part Number
- 01019054
- Manufacturer
- Culligan
- Model Number
- US-EZ-4
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