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Pentair Water Filters

Pentair, with its Everpure brand (owned since 2012), holds the largest third-party-certified consumer water-filter footprint in the US: over 1,100 listings across NSF/ANSI 42, 53, 58, and 401. Everpure is the foodservice gold standard.

Best for

  • Foodservice operators (cafes, restaurants, ice machines) who want the industry-standard, third-party-certified cartridge platform
  • Under-sink buyers willing to spend $300+ on a professional-grade system with broad certification
  • Whole-house buyers who want NSF/ANSI 42 + 53 certified backwashing systems (Pentair Pelican line)

Not recommended for

  • Budget buyers (Pentair and Everpure systems start at $250+; cartridges $80+)
  • DIY-first buyers (most systems target professional install)
  • Buyers who want certified PFOA/PFOS reduction — the NSF/ANSI 401 listings are broad, but PFOA/PFOS isn't consistently named per SKU
Premium tier — typically $500+
Jump to filters
  • Certs:NSF/ANSI 61, 372
  • 171 SKUs
  • $100–$1200

Certification Reality: What's Actually Tested

This table shows the NSF/IAPMO/WQA-listed certifications for each Pentair SKU we tracked, alongside the contaminants the brand markets but which do not appear on the third-party listing. Green chips are third-party verified; amber chips are marketing claims without a corresponding listing. Every row links to the live certifier database so you can verify the listed claim set yourself.

Everpure-H-300

Everpure H-300 (residential / light-commercial under-sink)

Standards held

Performance

NSF/ANSI 42
NSF/ANSI 53

What’s certified

  • Chlorine
  • Taste and odor
  • Lead
  • Cysts
  • Asbestos
  • Nominal Particulate Reduction Class I

Brand claims but NOT certified

  • PFOA
  • PFOS
  • Fluoride
  • BPA
Why these aren’t certified ↓
  • PFOA — not on this SKU's certification listing (the NSF/ANSI 401 emerging-contaminant scope sits on other SKUs like the EF-1500)
  • PFOS — same as above; the H-300 itself isn't on the NSF/ANSI 401 listing
  • Fluoride — not on the H-300 certification listing
  • BPA — not on the H-300 listing; the EF-1500 is the BPA-listed model

NSF listing

View NSF listing

Everpure-EF-1500

Everpure EF-1500 (residential under-sink, NSF/ANSI 401-certified)

Standards held

Performance

NSF/ANSI 42
NSF/ANSI 53
NSF/ANSI 401

What’s certified

  • Chlorine
  • Taste and odor
  • Lead
  • Cysts
  • VOCs
  • BPA
  • Microplastics
  • Trihalomethanes (TTHM)

Brand claims but NOT certified

  • PFOA
  • PFOS
Why these aren’t certified ↓
  • PFOA — the EF-1500's NSF/ANSI 401 listing covers broad emerging-contaminant surrogates but doesn't name PFOA specifically
  • PFOS — same as PFOA; not named on the certification listing

NSF listing

View NSF listing

Pelican-PSE-1800

Pentair Pelican PSE-1800 (whole-house carbon + softener)

Standards held

Performance

NSF/ANSI 42

What’s certified

  • Chlorine
  • Chloramine
  • Taste and odor

Brand claims but NOT certified

  • Lead
  • PFAS
  • VOCs
Why these aren’t certified ↓
  • Lead — not on this whole-house system, which is NSF/ANSI 42 only; lead reduction needs an NSF/ANSI 53 listing
  • PFAS — not on the whole-house certification listing
  • VOCs — same as lead; VOC reduction is NSF/ANSI 53 territory, not held on the whole-house product

Pelican whole-house systems are certified to NSF/ANSI 42 (chlorine, taste & odor) and serve as a pre-treatment and carbon stage. For NSF/ANSI 53 lead, cyst, and VOC reduction you need a separate point-of-use system; whole-house carbon alone is not the certified path for those contaminants.

Read more

NSF listing

View NSF listing

FreshPoint-F1000-B

Pentair FreshPoint F1000-B (under-sink, NSF/ANSI 401-certified)

Standards held

Performance

NSF/ANSI 42
NSF/ANSI 53
NSF/ANSI 401

What’s certified

  • Chlorine
  • Taste and odor
  • Lead
  • Mercury
  • Cysts
  • Atrazine
  • BPA
  • Microplastics

Brand claims but NOT certified

  • PFOA
  • PFOS
Why these aren’t certified ↓
  • PFOA — not specifically named on this model's NSF/ANSI 401 certification listing
  • PFOS — same as PFOA; not specifically named on the listing

NSF listing

View NSF listing

Pentair-FreshPoint-RO

Pentair FreshPoint RO (under-sink reverse osmosis)

Standards held

Performance

NSF/ANSI 58

What’s certified

  • Total Dissolved Solids
  • Lead
  • Arsenic (Pentavalent)
  • Fluoride
  • Cadmium

Brand claims but NOT certified

  • PFOA
  • PFOS
Why these aren’t certified ↓
  • PFOA — the RO line carries NSF/ANSI 58 certification but doesn't add a separate NSF/ANSI 401 PFAS listing on these SKUs
  • PFOS — same as PFOA; no NSF/ANSI 401 PFAS listing stacked on the NSF/ANSI 58 RO SKUs

NSF listing

View NSF listing

Check Certification for a Pentair Filter

This widget shows the third-party-listed certifications for Pentair SKUs only. Type a model number to filter the list below — every result links to the full breakdown. To search across every brand we track, use the global certification tool.

NSF/ANSI 372269 modelsNSF/ANSI 6121 models

Listings as of Jun 4, 2026.

About Pentair

Pentair holds the broadest NSF-certified consumer footprint in the US — 1,116 listings across NSF/ANSI 42, 53, 58, and 401. It's a UK-incorporated water-treatment conglomerate (NYSE: PNR) run out of Golden Valley, Minnesota.

The certifications sit under two separate NSF entities: Pentair Residential Filtration LLC (101 listings — under-sink, RO, and whole-house) and Everpure LLC (1,015 listings — the foodservice portfolio Pentair acquired from Tyco in 2012).

Everpure has been the foodservice standard since 1933, behind much of US commercial coffee, espresso, ice-machine, and beverage installs. The Pentair-branded residential line (Pelican whole-house, Pentek housings, RO units) has a narrower but still industry-leading cert scope.

Founded:1966 (as Pentair Industries); Everpure brand traces to 1933.
Headquarters:London, United Kingdom (Pentair plc); operating HQ Golden Valley, Minnesota, USA

Ownership history

  1. 1933

    Everpure founded as a commercial water-filtration company in Westmont, Illinois — the brand that would become the foodservice industry standard.

  2. 1966

    Pentair Industries founded in Minnesota as a high-altitude balloon company, then pivots to water treatment over the next decade.

  3. 1981

    Renamed Pentair Inc.

  4. 2012

    Pentair acquires Tyco Flow Control's water-treatment assets — bringing Everpure, Pentek, Fleck, and Pelican brands under one parent.

  5. 2018

    Pentair plc completes redomiciling to Ireland / UK; operating HQ remains Golden Valley, Minnesota.

Everpure foodservice under-sink (commercial)

The industry-standard cartridges for cafes, restaurants, and beverage equipment.

  • Certified: NSF/ANSI 42 + 53, plus 401 on select SKUs.
  • Variants: H-300, 7CB-5, 4DC, 2H-MC.
  • Price: $250-$500 system MSRP.

Everpure Residential / Conserv (light-commercial)

Residential versions of the foodservice cartridges.

  • Certified: NSF/ANSI 42 + 53 + 401 on select SKUs.
  • Variants: CTO1500, EF-1500, MH2, MC2.

Pentair Residential Filtration (under-sink + whole-house)

Pelican whole-house carbon and softener systems, Pentek housings, and under-sink RO.

  • Certified: NSF/ANSI 42 + 53 + 58 listings.

Pentair Pro / Pentek replacement cartridges

Replacement cartridges for under-sink, fridge, and whole-house housings.

  • Certified: NSF/ANSI 42 + 53 on listed SKUs.

Pentair Freshpoint / RO line

Under-sink reverse-osmosis systems claiming TDS, fluoride, and arsenic reduction.

  • Certified: NSF/ANSI 58 — 11 listings under Pentair Residential plus 54 under Everpure LLC.

The two NSF entities list different US addresses. Pentair Residential Filtration LLC sits at Pentair facilities in Suffolk, Virginia and Sheboygan, Wisconsin (the legacy Fleck site).

Everpure LLC's NSF address of record is Hanover Park, Illinois — the long-time Everpure site, which predates the 2012 Pentair acquisition.

Pentair also uses contract manufacturers for some sub-components and does not publish a per-SKU country-of-origin manifest.

Pentair Water Filter Collection (4)

Affiliate Disclosure: We earn affiliate commissions from purchases made through our links at no extra cost to you. This supports our testing and keeps our content free. Learn More

Type
Certification

4 filters

BEST HIGH TDS WATER
EVERPURE RESIDENTIAL H-104

Pentair Residential Filtration, LLC

EVERPURE RESIDENTIAL H-104

(1,337 reviews)
142.99

NSF Certified:

Performance

NSF/ANSI 401

Capacity

10001 gal

Filter Life

33 mo

Flow Rate

0.5 gpm

Removes 0 contaminants:

View Details
BEST HIGH TDS WATER
Everpure Residential H-300 Filter

Pentair Residential Filtration, LLC

Everpure Residential H-300 Filter

(2,236 reviews)
169.4

NSF Certified:

Performance

NSF/ANSI 401

Capacity

1 gal

Flow Rate

0.5 gpm

Removes 0 contaminants:

View Details
BEST LEAD REMOVAL
Everpure Residential H-300-NXT

Pentair Residential Filtration, LLC

Everpure Residential H-300-NXT

(387 reviews)
468

NSF Certified:

Performance

NSF/ANSI 401
NSF/ANSI 42
NSF/ANSI 53

Capacity

3001 gal

Filter Life

10 mo

Flow Rate

0.5 gpm

Removes 5 contaminants:

Chlorine (Free), Chlorine (Total), Chlorine Dioxide, Cryptosporidium, Lead
View Details
BEST HIGH TDS WATER
Pentair GRO-2550

Pentair Residential Filtration, LLC

Pentair GRO-2550

(16 reviews)
189.99

NSF Certified:

Performance

NSF/ANSI 58

Daily Production

10.09 gpd

Highlights:

  • NSF-58 certified reverse osmosis system
  • 10.09 GPD production capacity
  • Reduces total dissolved solids (TDS) for purer water

Removes 2 contaminants:

Cryptosporidium, Total Dissolved Solids

Which Pentair Filter Is Right for You?

We mapped each Pentair SKU’s NSF-listed certifications against the 10 contaminants people search for most. Where Pentair doesn’t have a certified SKU, we say so.

Lead
Best pick: Everpure EF-1500 (residential under-sink, NSF/ANSI 401-certified) — certified for Lead (Pentair).
PFAS
Not the right choice if PFAS is your priority — no certified Pentair SKU for PFAS. Consider an NSF/ANSI 53-listed filter.
Fluoride
Best pick: Pentair FreshPoint RO (under-sink reverse osmosis) — certified for Fluoride (Pentair).
Arsenic
Best pick: Pentair FreshPoint RO (under-sink reverse osmosis) — certified for Arsenic (Pentair).
Nitrate
Not the right choice if Nitrate is your priority — no certified Pentair SKU for Nitrate. Consider an NSF/ANSI 53-listed filter.
Chromium-6
Not the right choice if Chromium-6 is your priority — no certified Pentair SKU for Chromium-6. Consider an NSF/ANSI 53-listed filter.
Mercury
Best pick: Pentair FreshPoint F1000-B (under-sink, NSF/ANSI 401-certified) — certified for Mercury (Pentair).
Atrazine
Best pick: Pentair FreshPoint F1000-B (under-sink, NSF/ANSI 401-certified) — certified for Atrazine (Pentair).
Chloroform
Best pick: Everpure EF-1500 (residential under-sink, NSF/ANSI 401-certified) — certified for Chloroform (Pentair).
Cysts
Best pick: Everpure EF-1500 (residential under-sink, NSF/ANSI 401-certified) — certified for Cysts (Pentair).

How Pentair Compares

Pentair Everpure EF-1500 vs Solventum Aqua-Pure 3MDW301

Format

Pentair Everpure EF-1500

Residential under-sink

Solventum Aqua-Pure 3MDW301

Residential under-sink

MSRP (system)

Pentair Everpure EF-1500

~$340

Solventum Aqua-Pure 3MDW301

~$380

NSF/ANSI 42 + 53

Pentair Everpure EF-1500

Yes

Solventum Aqua-Pure 3MDW301

Yes

NSF/ANSI 401

Pentair Everpure EF-1500

Yes (BPA, microplastics, TTHM)

Solventum Aqua-Pure 3MDW301

Yes (BPA, ibuprofen, microplastics)

Foodservice heritage

Pentair Everpure EF-1500

Everpure (since 1933)

Solventum Aqua-Pure 3MDW301

Cuno / 3M Purification (since 1989)

Best for

Pentair Everpure EF-1500

Buyers wanting longest-established commercial-grade carbon

Solventum Aqua-Pure 3MDW301

Buyers wanting NSF/ANSI 401 pharmaceutical-residue coverage

Bottom line: same premium under-sink tier with NSF/ANSI 401 — pick on pedigree vs scope. Both carry NSF/ANSI 42 + 53 + 401 listings.

  • Pick the Everpure EF-1500 if you want the longest foodservice pedigree — Everpure dates to 1933.
  • Pick the Aqua-Pure 3MDW301 if you want the slightly broader NSF/ANSI 401 pharmaceutical-residue list.

Sources for facts in this comparison

  1. NSF listingaccessed: 2026-05-23
    https://info.nsf.org/Certified/dwtu/Listings.asp?TradeName=EF-1500

    Everpure EF-1500 NSF/ANSI 42 + 53 + 401 listings · Links to NSF's main certification listings page because the database's company-name filter doesn't return results for these brand names

  2. NSF listingaccessed: 2026-05-23
    https://info.nsf.org/Certified/dwtu/Listings.asp

    Solventum 3MDW301 NSF certification scope · Links to NSF's main certification listings page because the database's company-name filter doesn't return results for these brand names

Pentair Pelican PSE-1800 vs Aquasana Rhino EQ-1000

Format

Pentair Pelican PSE-1800

Whole-house carbon + softener

Aquasana Rhino EQ-1000

Whole-house carbon-tank backwashing

MSRP

Pentair Pelican PSE-1800

~$2,200

Aquasana Rhino EQ-1000

~$1,000

NSF/ANSI 42 (chlorine)

Pentair Pelican PSE-1800

Yes

Aquasana Rhino EQ-1000

Yes

NSF/ANSI 53 (lead, VOCs)

Pentair Pelican PSE-1800

No

Aquasana Rhino EQ-1000

No

Salt-free softening / scale control

Pentair Pelican PSE-1800

Salt-based softener stage included

Aquasana Rhino EQ-1000

Salt-free scale-inhibitor stage (no softening)

Best for

Pentair Pelican PSE-1800

Hard-water households wanting chlorine + softening together

Aquasana Rhino EQ-1000

Whole-house chlorine reduction without salt regeneration

Bottom line: both are NSF/ANSI 42 (chlorine only), neither is NSF/ANSI 53 for lead — choose on softening.

  • Pick the Pentair Pelican PSE-1800 if you have hard water and want a true salt-based softener stage (~$2,200).
  • Pick the Aquasana Rhino if you want salt-free scale control without regeneration (~$1,000).

Sources for facts in this comparison

  1. NSF listingaccessed: 2026-05-23
    https://info.nsf.org/Certified/dwtu/Listings.asp?Standard=042

    Pentair Pelican NSF/ANSI 42 listings · Links to NSF's main certification listings page because the database's company-name filter doesn't return results for these brand names

  2. NSF listingaccessed: 2026-05-23
    https://info.nsf.org/Certified/dwtu/Listings.asp

    Aquasana (parent A.O. Smith) Rhino whole-house NSF certification scope · Links to NSF's main certification listings page because the database's company-name filter doesn't return results for these brand names

Looking for a broader comparison? See our full under-sink filter roundup.

Explore other brands: APEC Water Systems, AquaBliss, Aquaboon, AquaTru, iSpring, Kind Water Systems, Multipure, LifeStraw, Whirlpool, Solventum, SpringWell Water Filtration Systems, Omnipure, Pelican Water, Crystal Quest, Hydroviv, Brondell, Bluevua, Berkey, ZeroWater, Aquasana, Express Water, Frizzlife, Epic Water Filters, Culligan, Clearly Filtered, Waterdrop, PUR, Doulton, Brita, and Propur.

What Reddit Says About Pentair

These quotes are paraphrased — not verbatim — from public Reddit threads. Each card links to the original thread so you can read the discussion in context and verify the sentiment for yourself.

r/CoffeePositive
“Everpure H-300 has been on our espresso machine for two years; cartridge swaps are a 5-minute job and the taste consistency is exactly why we picked it.”
View thread
r/HomeImprovementMixed
“Pelican PSE-1800 was solid for chlorine and the salt-based softener works, but the resin tank takes a lot of garage space and the install was 2-3x the cost of a basic backwashing system.”
View thread
r/waterfiltersPositive
“FreshPoint F1000-B was the only under-sink I found at this price with an explicit NSF/ANSI 401 listing for BPA and microplastics. Aquasana's claims read similarly, but its certification listing doesn't always match the marketing.”
View thread

Quotes verified on 2026-05-20.

Pentair Customer Reviews Summary

12,000Total Reviews
4.4
Average

What Customers Love

  • Foodservice-grade carbon quality at residential prices.
  • Long replacement intervals on the foodservice cartridges, which are rated by gallons.
  • The broad certification scope justifies the premium price for buyers who want documented contaminant coverage.
  • Pelican whole-house carbon delivers visible chlorine reduction at every fixture.

Common Concerns

  • Foodservice pricing carries into the residential line, so replacement cartridges run $80+ where competitors charge $20-$30.
  • The Pelican whole-house resin tank takes up substantial garage or mechanical-room space.
  • The portfolio splits across Pentair Residential, Everpure, Pentek, Fleck, and Pelican, which confuses first-time buyers.
  • PFOA and PFOS aren't explicitly named despite the broad NSF/ANSI 401 footprint.

Across 12,000 reviews the brand averages 4.4 stars, though the consumer review base is smaller than fridge-cartridge or pitcher rivals — most volume runs through the foodservice and trade channel.

Pelican whole-house systems carry a long tail of 4-5 star residential reviews, with the salt-based softener variant rated higher than the salt-free.

The Everpure EF-1500, MH2, and MC2 residential cartridges are the most-reviewed consumer products on the Pentair side of the portfolio.

Sources for Pentair review data

  1. Amazon reviewaccessed: 2026-05-20
    https://www.amazon.com/s?k=Pentair+Pelican+whole+house+water+filter&tag=waterfilte0f3-20

    Pentair Pelican whole-house review aggregate

  2. Amazon reviewaccessed: 2026-05-20
    https://www.amazon.com/dp/B00WRG2B2K?tag=waterfilte0f3-20

    Everpure residential cartridge review aggregate

Review data aggregated from verified Amazon purchases. Individual results may vary.

About Pentair Marketing Language

Some claims on Pentair packaging and product pages are frequently confused with what the underlying third-party certifications actually cover. The note below documents one such mismatch with primary-source citations so you can verify the specifics yourself.

Pentair and Everpure are the same company, but they're listed under two separate names in NSF's certification database.

Pentair's certs are split across two NSF entities, so searching one name misses most of them.

  • Pentair Residential Filtration LLC — 101 listings (under-sink, RO, whole-house).
  • Everpure LLC — 1,015 listings (the foodservice portfolio Pentair acquired in the 2012 Tyco Flow Control deal; the legacy NSF registration was kept, not rolled up).

Combined, that's 1,116 listings — the largest consumer-brand footprint in the category. To see the full coverage, check both names on info.nsf.org.

Sources

  1. NSF listingaccessed: 2026-05-23
    https://info.nsf.org/Certified/dwtu/Listings.asp

    Pentair Residential Filtration LLC: 101 NSF listings · Links to NSF's main certification listings page because the database's company-name filter doesn't return results for these brand names

  2. NSF listingaccessed: 2026-05-23
    https://info.nsf.org/Certified/dwtu/Listings.asp

    Everpure LLC: 1,015 NSF listings (the larger half of Pentair's NSF footprint sits here) · Links to NSF's main certification listings page because the database's company-name filter doesn't return results for these brand names

  3. Brand officialaccessed: 2026-05-20
    https://www.pentair.com/en-us/products/pentair-everpure.html

    Pentair acquired Everpure as part of the 2012 Tyco Flow Control acquisition

Verified 2026-05-20.

Frequently Asked Questions About Pentair Water Filters

Yes — combined, Pentair Residential Filtration LLC and Everpure LLC hold 1,116 NSF Listings, the largest consumer-brand NSF footprint in the US. Standards held:

  • NSF/ANSI 42 — chlorine, chloramine, taste & odor.
  • NSF/ANSI 53 — lead, mercury, cysts, VOCs, MTBE, atrazine.
  • NSF/ANSI 58 — RO: TDS, arsenic, fluoride, cadmium.
  • NSF/ANSI 401 — BPA, microplastics, TTHM, pharmaceutical surrogates.

For the live per-SKU list, search Pentair Residential on the NSF database or search Everpure on the NSF database. Before buying, check your water quality by ZIP code to match the certified scope to your feed water.

Sources: [1] [2]

How We Researched Pentair

Our brand assessments follow a four-tier source ladder. We start with Tier 1 primary sources — NSF International, IAPMO, and WQA certification listings, plus SEC filings and EPA records — to establish what is third-party verified. We then layer in brand-official statements (corporate sites, datasheets, support pages) for context, tier-1 journalism for independent reporting, and community signals (Reddit threads, Amazon reviews) for real-world ownership experience. Every claim on this page traces back to one of the citations below.

Reviewed by TapWaterData Editorial.

Last full review: 2026-05-20 · Next scheduled review: 2027-05-20

All sources (7)

  1. NSF listingAccessed 2026-05-23
    https://info.nsf.org/Certified/dwtu/Listings.asp

    Pentair Residential Filtration LLC: 101 NSF listings across NSF/ANSI 42, 53, 58, 401 · Links to NSF's main certification listings page because the database's company-name filter doesn't return results for these brand names

  2. NSF listingAccessed 2026-05-23
    https://info.nsf.org/Certified/dwtu/Listings.asp

    Everpure LLC: 1,015 NSF listings — the larger half of Pentair's NSF footprint · Links to NSF's main certification listings page because the database's company-name filter doesn't return results for these brand names

  3. Brand officialAccessed 2026-05-20
    https://www.pentair.com/en/about-pentair/our-history.html

    Pentair company history: 1966 founding, 1981 rename, 2012 Tyco acquisition (added Everpure / Pentek / Fleck)

  4. Brand officialAccessed 2026-05-20
    https://www.pentair.com/en-us/products/pentair-everpure.html

    Pentair / Everpure product-line scope and brand relationship

  5. SEC filingAccessed 2026-05-20
    https://www.sec.gov/cgi-bin/browse-edgar?action=getcompany&CIK=0000077360&type=10-K

    Pentair plc 10-K — UK incorporation, Minnesota operating HQ, water-treatment segment composition, brand portfolio

  6. NSF listingAccessed 2026-05-23
    https://info.nsf.org/Certified/dwtu/Listings.asp

    Comparison facts: Solventum NSF scope for vs-Solventum comparison · Links to NSF's main certification listings page because the database's company-name filter doesn't return results for these brand names

  7. NSF listingAccessed 2026-05-23
    https://info.nsf.org/Certified/dwtu/Listings.asp

    Comparison facts: Aquasana (A.O. Smith) NSF whole-house scope · Links to NSF's main certification listings page because the database's company-name filter doesn't return results for these brand names

TapWaterData is independent and not affiliated with NSF International, IAPMO, or WQA.

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