NSF/ANSI 42 Listing

Our certification record.

This is the entry for Oasis Water Technologies in NSF's Certified Products and Systems database, reproduced here exactly as it appears in the listing document below. Nothing is summarized and nothing is added. Where NSF records a field as N/A, this page shows N/A.

7: Cartridge entries in this listing
NSF/ANSI 42: The standard listed
Aug 11, 2026: Listing current as of

Standard: NSF/ANSI 42 Drinking Water Treatment Units - Aesthetic Effects
Search criteria applied: Product / Brand / Model / SKU / Trade Name / Company = Oasis Water Technologies
Listing current as of: Tuesday, Aug 11, 2026 at 12:08 AM Eastern Time

The seven listed entries

Every entry below is a component listing: NSF lists these filter cartridges as components, not as a finished system. The Claim(s) column reads N/A for all seven, which means NSF records no performance claim for these entries.

CTO Guard Filter

Product Type: COMPONENTS: Filter Cartridges
Company: Oasis Water Technologies Inc.

Nexxus Heavy Metals Defense Filter

Product Type: COMPONENTS: Filter Cartridges
Company: Oasis Water Technologies Inc.

Nexxus Lead Barrier Pro Filter

Product Type: COMPONENTS: Filter Cartridges
Company: Oasis Water Technologies Inc.

Nexxus PFOS Ultra Filter

Product Type: COMPONENTS: Filter Cartridges
Company: Oasis Water Technologies Inc.

Nexxus VOC Guard Max Filter

Product Type: COMPONENTS: Filter Cartridges
Company: Oasis Water Technologies Inc.

Stream Heavy Metals Defense Filter

Product Type: COMPONENTS: Filter Cartridges
Company: Oasis Water Technologies Inc.

Stream VOC Guard Max Filter

Product Type: COMPONENTS: Filter Cartridges
Company: Oasis Water Technologies Inc.

For all seven entries NSF records Replacement Element, Service Cycle (gallons), Flow Rate (gpm) and Claim(s) as N/A. Those four fields appear as N/A in the table below, exactly as NSF publishes them.

The full listing table, reproduced cell for cell

Seven filter cartridge entries listed under Oasis Water Technologies Inc. The Claim(s) column reads N/A for every entry, exactly as NSF publishes it.
Brand Name / Trade Name / Model	Product Type	Replacement Element	Service Cycle (gallons)	Flow Rate (gpm)	Claim(s)	Company
CTO Guard Filter	COMPONENTS: Filter Cartridges	N/A	N/A	N/A	N/A	Oasis Water Technologies Inc.
Nexxus Heavy Metals Defense Filter	COMPONENTS: Filter Cartridges	N/A	N/A	N/A	N/A	Oasis Water Technologies Inc.
Nexxus Lead Barrier Pro Filter	COMPONENTS: Filter Cartridges	N/A	N/A	N/A	N/A	Oasis Water Technologies Inc.
Nexxus PFOS Ultra Filter	COMPONENTS: Filter Cartridges	N/A	N/A	N/A	N/A	Oasis Water Technologies Inc.
Nexxus VOC Guard Max Filter	COMPONENTS: Filter Cartridges	N/A	N/A	N/A	N/A	Oasis Water Technologies Inc.
Stream Heavy Metals Defense Filter	COMPONENTS: Filter Cartridges	N/A	N/A	N/A	N/A	Oasis Water Technologies Inc.
Stream VOC Guard Max Filter	COMPONENTS: Filter Cartridges	N/A	N/A	N/A	N/A	Oasis Water Technologies Inc.

The table scrolls sideways on a narrow screen.

NSF's disclaimers, as published

Additions shall not be made to this document without prior evaluation and acceptance by NSF.

The below content does not represent the complete listings related to this product. For complete listing details, refer to the full listing details page for each product.