Top 9 RO-90 Replacement Filters – Replacement Under-Sink Water Filters

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1. APEC Water Systems

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APEC Water Systems FILTER-MAX90 US Made 90 GPD Complete Replacement Set for Ultimate Series Reverse Osmosis Water Filter Standard 1/4" Output System

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APEC Water Systems #ad - Filmtec 90 gpd membrane is individually lab tested to the highest rejection rate. Certified to remove up to 99% of all contaminants for the best Drinking water quality possible. Compatible with apec ro-90, ro-perm and most industry standard reverse osmosis system with 10 inch x 2. Includes 1 sediment 2 carbon block filters, 1 Dow Filmtec membrane and 1 inline carbon filter. Apec ultimate high capacity 5-stage complete filter set is USA made and designed to last 2X longer. 5 inch filter housings.
BrandAPEC Water Systems #ad
ManufacturerAPEC Water Systems #ad
Height6 Inches
Length12 Inches
Weight3.5 Pounds
Width10 Inches
Part NumberFILTER-MAX90
ModelFILTER-MAX90

2. APEC Water Systems

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Standard , White, APEC Water Systems Filter-Set US Made Double Capacity Replacement Stage 1-3 for Ultimate Series Reverse Osmosis System

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APEC Water Systems #ad - 2nd & 3rd stage extruded carbon block filters to remove chlorine, taste & odor. Compatible with apec ro-45, ro-perm, ro-ph90, ro-pump, ro-90, ro-hi, wfs-1000 and all other standard size under counter reverse osmosis systems. Apec ultimate high capacity pre-filter set is USA made and built to last 2x longer than other brands. 1st stage polypropylene sediment filter to remove dust, particles, and rust.
BrandAPEC Water Systems #ad
ManufacturerAPEC Water Systems #ad
Height4.8 Inches
Length11.5 Inches
Weight2 Pounds
Width9.3 Inches
Part NumberFILTER-SET
ModelFILTER-SET

3. APEC Water Systems

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White, APEC Water Systems FILTER-MAX90-38 US Made 90 GPD Complete Replacement Set for Ultimate Series Reverse Osmosis Water Filter System with 3/8" D Tubing Quick Dispense

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APEC Water Systems #ad - Apec water filter-max90-38 is for ultimate series ro-hi model, and ro-90&ro-perm with upgrade 3/8" output. Certified to remove up to 99% of all contaminants for the best Drinking water quality possible. Includes1 sediment, 2 carbon block filters, 1 dow filmtec membrane and 1 3/8 inch quick connect inline Carbon filter. Filmtec 90 gpd membrane is individually lab tested to guarantee the highest rejection rate. Also compatible with most of 10 inch industry standard size reverse osmosis water filter system with 3/8 inch output.
BrandAPEC Water Systems #ad
ManufacturerAPEC Water Systems #ad
Height3 Inches
Length14 Inches
Width13 Inches
Part NumberFILTER-MAX90-38
ModelFILTER-MAX90-38

4. AltonFilter

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100% compatible + instructions and free tech support, Compatible APEC Ultimate Complete 5 stage high capacity filter set for model RO-90 RO-PERM RO Reverse Osmosis systems FILTER-MAX-90 1/4"

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AltonFilter #ad - 5th stage inline carbon filter is 2”x10” with coconut shell activated carbon for final polishing and improving taste of water. 2nd & 3rd stage: activated coconut shell carbon block for extra capacity 5 micron rating 6, 000 gallons ro water usage capacity Dimension 2. 75” diameter, pesticide, 000 gallons chlorine reduction capacity or 2, taste, chlorine, chloramines, THM, 9.

84” length activated carbon block filter made with 100% high quality coconut shell carbon. 95% rejection rate, improved structure designed for greater efficiency and extended service life Consistent performance Replace every 3 to 5 years. Dimension: 2” diameter and 10” length, standard sized size Inlet / outlet are 1/4"NPT + 1/4" quick connect fitting Improves taste, remove odor Replace every 12 months. Removes sediment, voc, herbicide, odor, turbidity Replace every 12 to 18 months.4

4th stage tfc-100 similar to mem-90 standard size ro membrane designed to fit the same membrane housings dimension: 1. 75” diameter, 2” diameter with seal x 11. 74” length, standard size fits standard RO membrane housing canisters High quality membrane material supplied from USA manufacturer. Save money and time 100% compatible includes all 5 filters + instructions and free tech support, extended service life, Contractor’s Choice, 1/4" output. 1st stage: multi-layer 5 micron sediment filter for more dirt holding capacity and extended service life.
BrandAltonFilter #ad
ManufacturerAltonFilter #ad

5. APEC Water Systems

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APEC FILTER-MAX-PH US MADE 90 GPD Complete Replacement Set for ULTIMATE Series Alkaline Reverse Osmosis Water Filter System

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APEC Water Systems #ad - 10 inch ph+ calcium carbonate re-mineralization filter adds food grade calcium minerals to enhance water taste. Includes1 sediment, 2 carbon block filters, 1 dow filmtec membrane, 1 Inline carbon filter and 1 pH+ Calcium Carbonate Re-mineralization filter.

Apec ultimate series high capacity 6-stage complete filter set is USA made and designed to last 2X longer, use with APEC ro-ph90 or systems with ph enhancer kit upgrade. Certified to remove up to 99% of all contaminants for the best Drinking water quality possible. Filmtec 90 gpd membrane is individually lab tested to guarantee the highest rejection rate.
BrandAPEC Water Systems #ad
ManufacturerAPEC Water Systems #ad
Height10 Inches
Length15 Inches
Weight5 Pounds
Width3 Inches
Part NumberFILTER-MAX-PH
ModelFILTER-MAX-PH

6. APEC Water Systems

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APEC FILTER-SET-PH US MADE 90 GPD Replacement Filter Set for ULTIMATE Series Alkaline Reverse Osmosis Water Filter System Stage 1-3&6

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APEC Water Systems #ad - Apec ultimate series high capacity pre-filter set is USA made and built to last 2X longer than other brands. High performance replacement filters are compatible with all standard sized under counter ro systems.

2nd & 3rd stage 5 micron extruded Carbon block filters to remove chlorine, particles, taste & odor. Includes 1 sediment, 2 carbon block filters and 1 fi-phplUS-QC Alkaline Calcite Filter, use with APEC RO-PH90 or systems with pH enhancer kit upgrade. 1st stage 5 micron polypropylene sediment filter to remove dust, and rust. 6th stage 10 inch high purity pH+ calcium carbonate re-mineralization inline filters with 1/4" quick connect".
BrandAPEC Water Systems #ad
ManufacturerAPEC Water Systems #ad
Height10 Inches
Length10 Inches
Weight4 Pounds
Width3 Inches
Part NumberFILTER-SET-PH
ModelFILTER-SET-PH

7. AltonFilter

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ROES-UV75, RO-PH90, RO-PERM, ROES-UV75-SS, ROES-PHUV75, RO-Pump, Compatible APEC Filter-Set Bottom 3 Filters for Model ROES-50, WFS-1000, RO-90, 2 Carbon, RO-45, ROES-PH75, RO-Hi, ROES-75, 1 Sediment

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AltonFilter #ad - 2nd & 3rd stage: activated coconut shell carbon block for extra capacity 5 micron rating 6, taste, 000 gallons chlorine reduction capacity or 2, chloramines, Pesticide, 9.84” length activated carbon block filter made with 100% high quality coconut shell carbon.

Better bonding and structure designed minimize channeling effect and extend service life. Removes sediment, chlorine, odor, 000 gallons RO water usage capacity Dimension 2.775” diameter, thm, herbicide, vOC, turbidity Replace every 12 to 18 months.1st stage: multi-layer 5 micron sediment filter for more dirt holding capacity and extended service life. Save money and time 100% compatible includes bottom 3 filters, two carbon block filters + instructions and free tech support, extended service life, one sediment filter, Contractor’s Choice.

Dimension 2. 5” diameter, sand, dirt, 9.84” length”, standard size fits standard 10” filter housing canister Made with Pure Polypropylene, no BPA Conform toe ISO 9001:2000 Manufacturing standard Removes sediment, rust Replace every 12 months.
BrandAltonFilter #ad
ManufacturerAltonFilter #ad
Warranty30 days warranty.

8. AltonFilter

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100% compatible + instructions and free tech support, Compatible APEC Ultimate Complete 5 stage high capacity filter set for model RO-90 3/8” RO-HI RO Reverse Osmosis systems FILTER-MAX-90-38 3/8"

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AltonFilter #ad - 2nd & 3rd stage: activated coconut shell carbon block for extra capacity 5 micron rating 6, thm, 9. 84” length activated carbon block filter made with 100% high quality coconut shell carbon. 95% rejection rate, 2” diameter with seal x 11. 74” length, improved structure designed for greater efficiency and extended service life Consistent performance Replace every 3 to 5 years.

Dimension: 2” diameter and 10” length, standard size Inlet / outlet are 3/8" quick connect fitting Improves taste, remove odor Replace every 12 months. 4th stage tfc-100 similar to mem-90 standard size ro membrane designed to fit the same membrane housings dimension: 1. 75” diameter, standard size Fits standard RO membrane housing canisters High quality membrane material supplied from USA manufacturer. Removes sediment, chlorine, 000 gallons RO water usage capacity Dimension 2.

75” diameter, 000 gallons chlorine reduction capacity or 2, VOC, Pesticide, taste, chloramines, Herbicide, odor, turbidity Replace every 12 to 18 months.1st stage: multi-layer 5 micron sediment filter for more dirt holding capacity and extended service life. Save money and time 100% compatible includes all 5 filters + instructions and free tech support, Contractor’s Choice, extended service life, 3/8" output.5th stage omnipure inline carbon filter is 2”x10” with coconut shell activated carbon for final polishing and improving taste of water. Dimension 2.
BrandAltonFilter #ad
ManufacturerAltonFilter #ad

9. APEC Water Systems

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APEC FILTER-MAXCTOP US MADE 90 GPD Complete Replacement Filter Set for ULTIMATE Series Countertop Reverse Osmosis Water Filter System

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APEC Water Systems #ad - Includes 1 sediment, 2 coconut shell carbon, and 1 Dow Filmtec Membrane. Certified to remove up to 99% of all contaminants for the best drinking water quality possible. Filmtec 90 gpd membrane is individually lab tested to the highest rejection rate. Apec's extruded carbon filters far surpass any other filters in performance and absorptive capacity; in addition they do not leak carbon fines. Apec water ultimate series filter-maxctop is for RO-CTOP.
BrandAPEC Water Systems #ad
ManufacturerAPEC Water Systems #ad
Height3 Inches
Length12 Inches
Weight2 Pounds
Width9 Inches
Part NumberFILTER-MAXCTOP
ModelFILTER-MAXCTOP