✅ Editor’s Pick
🛒 Available on Amazon
💰 Value-Focused
📸 Product Images
🧭 How This Product Was Evaluated
- 👣 Comfort and usability for typical hikes
- 🧱 Materials and build quality for repeated outdoor use
- ⚖️ Value compared with similar products in the same category
- 🎒 Fit for beginner and casual hikers
🎯 Who This Is Best For
- 🧑🦯 Beginner hikers and casual outdoor users
- 🌲 Day hikes, light trails, and weekend trips
- 💵 Buyers prioritizing practical value
- 🗺️ General use in parks, trails, and travel hikes
⚙️ Product Overview
🌟 Pros & Cons
- 🙂 Comfortable for most beginner hiking needs
- ⚖️ Balanced feature-to-price ratio
- 🧩 Easy to use with minimal setup
- 🧭 Versatile for different trail conditions
- 🏔️ Advanced users may want higher-end features
- 📏 Performance depends on correct size/fit
📝 Product Details
Product description
AMI Reverse Osmosis Filters | RO Filters Replacement Kit for Under-Sink 5 Stage Water Filter
Change RO System filters and RO membrane regularly to experience the Highest Quality Water and Optimum Performance from your Reverse osmosis system.Ordering 5 Stage Reverse Osmosis replacement filters in Packs gives you Substantial Savings compared to ordering water filters individually.Use with any 5-stage Home RO with Standard Housings such as AMI AAA-1005, AAA-505, AAA-RO50W, AAA-RO100W, AAA-RO50A, AAA-RO100A, RCC7, RCC7P, ROES, and hundreds more.AMI 5 Stage RO Filter Replacement Kits take the guesswork out of maintaining your under sink For maximum performance, it is recommended to change all filter cartridges every 3-6 months, post filter every 6-12 months, but replacement schedules will vary with water quality and usage. Generally speaking, filters should be changed when a loss of performance occurs.We are pleased to announce that thanks to customer feedback, AMI filter kits now include universal post filter connections and will work for systems requiring both QC and threaded ends. Use QC adapters (included) for direct-connect to 1/4″ tubing, or remove adapters for use with 1/4″ threaded fittings.
Reverse Osmosis Replacement Filters
Made in USA RO Membranes
AMI membranes and carbon filters are designed, manufactured, and quality controlled in the united states. AMI carbon block water filters are produced in a WQA Certified Sustainable Facility.
Manufactured & Quality Tested in an ISO 9001-2015 QMS Certified Facility
AMI Home RO Membranes and 5 Stage RO Filter Kits are produced using an ISO 9001:2015 certified Quality Management System – to ensure the highest level quality and reliability.
100% Coconut Shell Carbon
AMI Carbon Block Filters are coal-free, made with 100% Coconut-Shell based carbon. Coconut shells are a renewable and sustainable resource, for a lower carbon footprint. Coconut Shell Carbon also offers the highest absorption of chlorine, chemicals, and bad tastes and odors for the best tasting water.
Backed by AMI Industry-Leading Expertise
All AMI Home Water products are supported by AMI Certified Water Quality Technicians. and are backed by AMI’s Satisfaction Policy that is Trusted by Major Corporations and Governments World-Wide
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Customer Reviews
4.6 out of 5 stars 312
4.6 out of 5 stars 312
4.6 out of 5 stars 312
4.6 out of 5 stars 312
4.6 out of 5 stars 312
4.6 out of 5 stars 312
Price
EUR 29.58EUR29.58 EUR 38.03EUR38.03 EUR 54.94EUR54.94 EUR 88.76EUR88.76 EUR 66.78EUR66.78 EUR 87.91EUR87.91
Stage 1 – 5 Micron Pre-Filter
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Stage 2 – Carbon Block Pre-Filter
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Stage 3 – Carbon Block Pre-Filter
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Stage 4 – RO Membrane
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Stage 5 – GAC Polishing Filter
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AMI Quality & Expertise
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Universal Fit for Most Standard 10″ Filter Housings
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100% Coconut Shell Carbon Filters
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AMI Pre Filter Cartridges – 10 Inch Standard Compatability
The best way to check that the filter will work for your housing is to remove the old filter and measure it. Let’s start with length:
“10 Inch Standard” is the industry-standard name for this size filter.
The actual length of the cartridges in this kit is 9.75 inch.
AMI Pre Filter Cartridges – 10 Inch Standard Compatability
AMI Filters in the RFK Filter Kit can replace filters ranging from 2” to 2.85 OD. The outside diameter varies per filter type depending of the thickness or quantity of carbon around the core. This filters in this kit are 2.5″ and 2.75” OD
The core, or inner diameter, is the critical dimension. This filter is 1.125″ ID.
Fits 10″ Industry-Standard Filter Housing
AMI Filters are designed to fit industry-standard “10 Inch Standard” filter housings. Most major filter housing brands, Home RO and whole-house filter manufacturers use these standard sizes.
The actual outside dimensions of these housings is 4 ½” OD x 11 ½” but will vary depending on the specific model.
Still Not Sure?
If you’re still not sure, we’re here to help! Use the “Ask a Question” feature on our seller profile to send us details on your system and the filter you are replacing. The more details you can provide, the faster we will will be able to help you!
Photos are especially helpful! We look forward to receiving your inquiry!
Filter Length
Filter Diameter
Fits 10″ Standard Housing
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About The Manufacturer: Applied Membranes, Inc.
Applied Membranes, Inc. is the largest membrane and system manufacturer in the USA. With over 8 million membrane elements rolled and twenty thousand water treatment system installations, we have the real-world experience needed to ensure the success of any project. Committed to continual improvement, we treat every challenge as a learning experience. Our products designs and material selection reflect decades of knowledge gained where it most counts: from actual operation and performance in the field.
AMI Headquarters and Manufacturing facility Vista, California provides over 200 jobs to our local economy, manufacturing products which are distributed world-wide. AMI has received many awards and recognitions for their contributions to the economy including the Presidential “E” Award, Special Congressional Recognition, Senate Certificates of Recognition, and has been named Exporter of the Year three times and counting.
Stage 1: AMI 10 Inch 5 Micron Sediment Filter
Included in all RFK Filter Kits: RFK-5-PRE, RFK-5, RFK-5-50, RFK5-50-YEAR, RFK-5-100, RFK5-100-YEAR
Clear, Clean Water – Removes dirt, rust, sand, grit, and other suspended solids from your water5 Micron Filtration – Filters Particles as small as 0.0002″ (1/15th the size of a human hair!)Longest Life – Graded pores maximize dirt-holding capacity by using the entire depth of the filter cartridgeStandard Size for Universal Compatibility – AMI 2.5 x 10″ filter cartridge is the industry-standard “10-inch Standard” size and will fit most standard 10-inch filter housings. Actual Dimensions: 2.5″ OD x 1.25″ID x 9.75″LAMI Model Number: H-F1005CF
Stages 2 & 3 : AMI 10 Inch Carbon Block Filter Cartridge Prefilters
Included in all RFK Filter Kits: RFK-5-PRE, RFK-5, RFK-5-50, RFK5-50-YEAR, RFK-5-100, RFK5-100-YEAR
Removes 95% of Chlorine from 10,000 Gallons of Water @ 0.75 GPM – AMI Activated Carbon Filter Cartridges remove chlorine, organics, color, tannin, and objectionable tastes and odors from water. Crystal-Clear, Best Tasting Water – Highest absorption of chemicals and bad tastes & odors from the water for a clean, fresh flavor. Removes color and cloudiness for crystal clear ice and water.Standard Size for Universal Compatibility – AMI 2.5 x 10″ filter cartridge is the industry-standard “10-inch Standard” size and will fit most standard 10-inch filter housings. Actual Dimensions: 2.5″ OD x 1.25″ID x 9.75″L100% Coconut Shell Carbon – Clean, pure, coal-free – a natural and renewable resource.Made in USAAMI Model Number: H-F2510AC
Stage 4 : AMI Reverse Osmosis Membrane
RFK-5-50, RFK5-50-YEAR, RFK-5-100, RFK5-100-YEAR
Highest Quality – Made in USA by the Largest Membrane Manufacturer, in our ISO 9001:2015 Quality Certified Facilities. NSF Certified for safety and Performance. Produced to Good Manufacturing Practices guidelines established by FDA.Highest Rejection RO – Removes up to 99% of total dissolved solids and contaminants down to 0.0001 micron rating. Expertly Engineered by the pioneers of Reverse Osmosis Technology.AMI Model Number: M-T1812A50 (50GPD) or M-T1812A100 (100GPD)
Stage 5 : GAC Polishing Filter (Post Filter)
Included in RFK-5, RFK-5-50, RFK5-50-YEAR, RFK-5-100, RFK5-100-YEAR
Crystal-Clear, Best Tasting Water – Highest absorption of chemicals and bad tastes & odors from the water for a clean, fresh flavor. Removes color and cloudiness for crystal clear ice and water.100% Coconut Shell Carbon – Clean, pure, coal-free – a natural and renewable resource.
Universal Compatibility – AMI GAC Post filter is equipped with 1/4″ Female Threaded Fittings on both ends for use with the existing fittings on your system. Also includes QC Adapters – thread these into the end to use in systems where the tubing plugs straight into the post filter.
AMI Model Number: H-F1032-43A
GET BETTER WATER: RO membrane filters need to be replaced over time, usually about every 1–2 years. Experience clean, great-tasting water from your own kitchen sink with this set of 4 replacement RO filters and 1 replacement membrane.
REMOVE UP TO 99% of CONTAMINANTS: AMI Reverse Osmosis water purification filters remove chemicals, metals like lead and copper, chlorine, and even rust and bad odors. Don’t just trust your tap water is clean, make sure it is.
COAL-FREE, PLANET-FRIENDLY CARBON: Our filters are made from coconut shell, a sustainable, renewable resource that actually works better than coal at removing bad odors and chemicals from your water.
EASY INSTALLATION: Our full replacement set of filters is universally sized to be compatible with most 10″ standard filter housing. All RO filter sets come with easy-to-follow instructions that most homeowners can complete themselves.
CLEAN WATER IS OUR MISSION: Applied Membranes has been bringing clean water to families nationwide for almost forty years. All of our products are made in the USA in our ISO 9001:2015 Quality Certified Facilities.
🏁 Final Assessment
If the size and materials match what you need, check today’s price and the latest reviews before you decide.
❓ Frequently Asked Questions
Is this suitable for beginners?
Yes. It’s designed to be easy to use and practical for people new to hiking.
What type of hiking is it best for?
Day hikes, light trails, and casual outdoor activities.
Is this good value for money?
It offers a balanced mix of features and price compared with similar products.
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Prices and availability are subject to change.
