Top 8 S1448RS Filter – Replacement Under-Sink Water Filters

As an Amazon Associate I earn from qualifying purchases.

1. Acqua Primo - Made In The USA


Made In The USA S1448RS Membrane Compatible Replacement Reverse Osmosis Fits Helllenbrand, Clack, Aqua Systems + Many More, Acqua Primo

Acqua Primo - Made In The USA #ad - S1448rs compatible Reverse Osmosis Membrane. Fits many brands such as: aqua Systems, Atlantic Filter Corp. Avian, Hellenbrand. Lancaster water systems, lindyspring, master water Conditioning, Puretel Premier Series, PURO 35T. Steel tec, water care corp. Water-right + Many More.
BrandAcqua Primo - Made In The USA #ad
ManufacturerAcqua Primo - Made In The USA #ad
Height2.2 Inches
Length10.2 Inches
Weight0.24 Pounds
Width2.2 Inches
Part Numberunknown

2. GoesGreen


Goes Green S1448RS GGN-CL-Membrane Compatible Replacement Reverse Osmosis Fits Helllenbrand, Aqua Systems and Others, Clack

GoesGreen #ad - Lancaster water systems, puro 35t, steel Tec, lindyspring, master water conditioning, Puretel Premier Series, Water Care Corp. Water-Right and others. Aqua systems, avian, Atlantic Filter Corp. Hellenbrand. S1448rs compatible Reverse Osmosis Membrane.
BrandGoesGreen #ad
ManufacturerGoes Green #ad
Part NumberB00EZVEQD2

3. Acqua Primo


Acqua Primo Microline TFC-335 RO Compatible System Replacement Water Filter Kit

Acqua Primo #ad - 50 gpd s1229rs compatible Replacement Membrane. One activated Carbon Cartridge. One sediment/Carbon Prefilter Cartridge. High quality made In The USA.
BrandAcqua Primo #ad
ManufacturerAcqua Primo #ad

4. Exact Match


Filter Set With Membrane for Culligan AC-30 Reverse Osmosis System

Exact Match #ad - Sediment Filter. Tfm-36-a membrane 36GPD. Can be 2"x6" or 2"x10". Carbon Block Filter. In-line carbon post polishing filter w/ 3/8" in and out Quick Connect Fittings.
BrandExact Match #ad
Height3.2 Inches
Length12.3 Inches
Weight1.81 Pounds
Width5.9 Inches

5. Acqua Primo


Acqua Primo Microline 435 RO Pre & Post Filters with Compatible Replacement Membrane Kit

Acqua Primo #ad - One 50 gpd tfc Membrane. One 6" k2333-kk Filter. One granular Activated Carbon Post Filter. Made in the USA. One split Sediment/Carbon Filter.
BrandAcqua Primo #ad
ManufacturerAcqua Primo #ad

6. ZeroWater


White, ZeroWater 5-Stage Replacement Filter, 2-Pack

ZeroWater #ad - Zerowater removes 99. 6% of total dissolved solids, 2X more than the leading brand tested by independent lab. Five stage water filtration: unlike many water filters & pitchers, better tasting water. Get more out of your water: remove more impurities from your water with ZeroWater's unique, you can have cleaner water anywhere, from pitchers, 5 stage filter system.

Our replacement filters fit in all ZeroWater pitchers and water dispensers, from the smallest pitcher to the largest. With a variety of options, bottle filtration systems, or portable on-the-go cup filters. Not an ordinary water filter: zerowater filters filter water in 5 stages, are NSF certified to reduce lead and other heavy metals.

Zerowater replacement filters: ensure you are drinking pure-tasting, cleaner water by replacing your ZeroWater pitcher filters regularly. Zerowater quality: Some ZeroWater filters are compatible with other brands of water pitchers. Instead of carbon filtering only, zeroWater filters use 5 stages of filtration, to bring you cleaner, our filters use Ion Exchange Technology to reduce contaminants.
BrandZeroWater #ad
ManufacturerZero Technologies, LLC #ad
Height7.25 Inches
Length7.88 Inches
Weight1.3 Pounds
Width4 Inches
Part NumberZR-017

7. iSpring


White, iSpring F9K 1-Year Reverse Osmosis Water Filter Replacement Cartridge Pack Set for 6-Stage Alkaline Mineral RO Filtration Systems, Without Membrane

iSpring #ad - Alkaline mineral filter produces alkaline water with restored healthy minerals such as natural calcium, and potassium ions, magnesium, which ph-balances the RO water. Individually wrapped 1-year high capacity filter replacement cartridge pack for 6-stage RO systems.

0 or below. 9 pieces of 10" x 2. 5" replacement water filters included: 2x sediment filters, 2x granular activated carbon filters, 2x carbon block filters, 1x post-carbon filter, and 2x alkaline filters. Enjoy crystal clear ice cubes, better tasting foods, fresher tea and coffee, healthier baby formula – even better than most bottled water. Experience clean, safe, and good-tasting water every time you turn on the faucet. The ro membrane removes not only harmful pollutants but also a few helpful minerals.

Updated fa15 alkaline mineral filters and FT15 post-carbon filters are built with a secure push-fit quick connection, which allows faster filter replacement. If you have trouble installing the filters, please refer to the user manual or contact us. This filter pack does not include an ro membrane. As a result, a standard 5 stage RO system produces slightly acidic water with a pH of 7.
BrandiSpring #ad
ManufactureriSpring #ad
Height18 Inches
Length15 Inches
Weight5.95 Pounds
Width8 Inches
Part NumberF9K

8. Express Water


Express Water – 3 Year Reverse Osmosis System Replacement Filter Set – 22 Filters with 50 GPD RO Membrane, Sediment SED Filters – 10 inch Size Water Filters, ACB, PAC Filters, Carbon GAC

Express Water #ad - On demand support: support from experts who can answer any of your questions about your replacement water filters. Replacement water filter: Express Water filters are made with the highest quality materials for long-lasting filtration and value.

Water purification system: drink the healthiest water on Earth. All water filters are specially engineered to work together, producing the safest and best tasting water you’ll ever drink. Get the cleanest water and the best value in your filtration. Reverse osmosis filter replacement set: each Express Water replacement filter is specially designed to work together and compliment each other. Reverse osmosis replacement water filters: Experience what water should taste like with the Express Water reverse osmosis water filtration system removing up to 99. 99% contaminants.
BrandExpress Water #ad
ManufacturerExpress Water #ad
Height9.75 Inches
Length2.5 Inches
Weight15.5 Pounds
Width2.5 Inches
Part NumberFLTSETC6S6G6I3M50