Record WT-0029 ยท Last verified September 2026
Kind Water Systems E-1000 Whole House Water Filter
Whole-house cartridge system by Kind Water Systems. No system-level certification found at NSF, IAPMO, WQA or CSA.

We may earn a commission. It never changes a grade.
Scorecard
| Measure | Grade | Basis |
|---|---|---|
| Certification evidence | D | Maker claims only, no certification or published lab data |
| 10-year cost | C | $4,391 over 10 years |
| Flow rate | A | 15 gpm rated flow |
| Warranty | A | Lifetime on main parts |
| Returns | A | 120 days, no restocking fee |
What it treats
"Certified" means an independent body (NSF, IAPMO, WQA or CSA) lists this system for that contaminant. "Lab tested" means the maker published a third-party lab report. "Maker claim" means neither.
| Contaminant | Evidence | |
|---|---|---|
| Chlorine | Maker claim | Other systems for Chlorine |
| Chloramine | Maker claim | Other systems for Chloramine |
| VOCs | Maker claim | Other systems for VOCs |
| Sediment | Maker claim | Other systems for Sediment |
No claim made for: PFAS, Lead, Iron, Manganese, Hydrogen sulfide, Hardness, Bacteria, Arsenic, Nitrate, Fluoride, Copper, Uranium.
PFAS evidence: No PFAS claim for the E-1000. Kind's lab-results page only has PFAS test reports for its under-sink RO, not this filter.
Certifications
| Standard | Covers | Scope | Certified by |
|---|---|---|---|
| NSF/ANSI 42 | chlorine, taste and odor (maker claim for the carbon block) | components | none |
| NSF/ANSI 61 | components | none | |
| NSF/ANSI 372 | components | none |
Specifications
| Type | Whole-house cartridge system |
|---|---|
| Technology | Sediment filtration, Catalytic carbon |
| Water source | City water |
| Price | $976 |
| Rated flow | 15 gallons per minute |
| Sized for | up to 5 bathrooms |
| Capacity | No gallon rating stated; both cartridges replaced every 6-12 months (manual: every 12 months) |
| Media | 5-micron pleated polypropylene sediment cartridge (20 in, washable), 5-micron catalytic activated coconut shell carbon block (CTO, 20 in) |
| Stages | 2 |
| Port size | 1 inch |
| Needs a drain | No |
| Needs power | No |
| DIY install | Yes, with basic plumbing skills |
| Dimensions | 29 x 15.5 x 8 in (H x W x D), wall-mounted; allow 4 in each side for plumbing |
| Warranty | Limited lifetime warranty against manufacturer defects (Kind warranty terms for E-1000/E-2000/E-3000). Original purchaser only, non-transferable, proof of purchase required. Excludes overtightened fittings (manual: a split manifold is not covered), improper installation, freezing. Using a city system on well water, or not replacing filters annually, voids the warranty. |
| Returns | 120-day satisfaction guarantee on all products: return within 120 calendar days of order for a 100% refund (return authorization required, original packaging, return must arrive within 21 days of authorization). The returns page says return shipping is the customer's cost; the E-1000 product FAQ says no restocking fee and that Kind covers return shipping. Refused deliveries are charged round-trip shipping and a restocking fee of up to 25%. |
10-year cost
| Item | Each | Times in 10 years | Cost |
|---|---|---|---|
| System purchase | $976 | 1 | $976 |
| Installation (assumed, professional) | $500 | 1 | $500 |
| E-100R 5-micron pleated sediment filter, 20 in (maker: every 6-12 months; manual: every 12 months) | $49 | 19 | $939 |
| E-200R catalytic carbon block filter, 20 in (maker: every 6-12 months; manual: every 12 months) | $104 | 19 | $1,976 |
| Total | $4,391 |
Install assumption: $500 for whole-house systems, $150 for under-sink units. Installing it yourself brings the total to $3,891. Try your own numbers in the 10-year cost calculator.
Owner reports
Kind's own Yotpo reviews rate the E-1000 4.9 from 109 with one leak complaint; reviews of sibling systems on the same plastic manifold (E-3000, E-1000 with UV) repeat two issues: slow leaks at the housings or O-rings and a loud humming or 'foghorn' noise when taps run (brand-level, on-site reviews).
Current model, still sold as the E-1000. It is a wall-mounted 2-cartridge unit on a one-piece manifold, not a media tank; Kind's tank-based carbon filter is the S-500 (separate record). Price is the everyday store price against a $2,062.22 compare-at. Kind advertises NSF/ANSI 42, 61 and 372 certification and 'NSF/ANSI 42 Certified for Chlorine Reduction', but NSF, WQA and IAPMO have no listing for any Kind whole-house filter (Kind's only listing is the PRO-RO under-sink RO at WQA); the claims presumably refer to OEM components and could not be verified. The 'See Lab Results' link goes to SimpleLab Tap Score reports for the E-3000 and the RO, not the E-1000. The carbon contaminant list names hydrogen sulfide, but the manual sets max hydrogen sulfide and iron at 0 mg/L, so hydrogen sulfide is not counted. Operating range 25-120 psi. Kind says about 40% of buyers self-install (2-4 hours) and offers a plumber referral network. Trustpilot profile is claimed but has 0 reviews; BBB A+ (accredited), 2 closed complaints in 3 years. Affiliate: Awin, 60-day cookie, commission not published; an older FlexOffers listing showed 12-16% with a 30-day cookie but is marked not currently offered.
Alternatives in the same category
| System | Grade | Price | 10-yr cost | Certified to |
|---|---|---|---|---|
| Aqua-Pure (formerly 3M Aqua-Pure, Solventum) AP904 | B | $432 | $3,742 | NSF/ANSI 42 |
| Home Master HMF3SdgFeC | B | $550 | $2,633 | None |
| Pentair FloPlus Protect 20BB (150736) | B | $325 | $2,343 | NSF/ANSI 53 |
| SpringWell LCR-1 | B | $1,554 | $5,869 | NSF/ANSI 53 |
| Culligan WH-HD200-C | C | $74 | $2,801 | None |
Sources
- kindwater.com/products/whole-house-water-filter
- kindwater.com/products/whole-house-water-filter.json
- cdn.shopify.com/s/files/1/0944/9783/3278/files/E-1000_User_Manual_digital_ind.pdf?v=176304
- kindwater.com/products/carbon-filter-replacement.js
- kindwater.com/products/sediment-carbon-replacement-filters.js
- kindwater.com/pages/lab-results
- info.nsf.org/Certified/DWTU/Listings.asp?TradeName=E-1000
- api-cdn.yotpo.com/v1/widget/HUr2OQ4CDzr4FPQZ3026mDvuFShU2aYiBCSp7C1S/products/120182702410
- api-cdn.yotpo.com/v1/widget/HUr2OQ4CDzr4FPQZ3026mDvuFShU2aYiBCSp7C1S/products/120182701427
- api-cdn.yotpo.com/v1/widget/HUr2OQ4CDzr4FPQZ3026mDvuFShU2aYiBCSp7C1S/products/120182714862
- kindwater.com/pages/terms
- kindwater.com/pages/shipping-and-returns
- kindwater.com/pages/affiliates
- ui.awin.com/merchant-profile/123784
- ui.awin.com/merchant-profile/123784/commission-groups
- flexoffers.com/affiliate-programs/kind-water-systems-affiliate-program/
- info.nsf.org/Certified/DWTU/Listings.asp?CompanyName=Kind
- info.nsf.org/Certified/DWTU/Listings.asp?TradeName=Kind
- find.wqa.org/find-products/ctl/detail/mid/1054/cid/kind_water_systems/sid/5/keyword/kind
- pld.iapmo.org/
- trustpilot.com/review/kindwater.com
- bbb.org/us/fl/daytona-beach/profile/water-purification-equipment/kind-water--0733-90796944
- kindwater.com/products/5-micron-sediment-filter.js