# ISPRING F21CRO1000 4.5 ft. x 20 ft.Tankless Commercial Reverse Osmosis Water Filter 2-Year Replacement Cartridge 21-Piece

**Brand:** [ISPRING](https://shop.coreranger.com/brands/ISPRING)
**SKU:** F21CRO1000
**Price:** $804.95 · in stock
**URL:** https://shop.coreranger.com/product/ispring-f21cro1000-4-5-ft-x-20-ft-tankless-commercial-reverse-osmosis-water-filter-2-year-replacemen-329983765

## Specifications

| Spec | Value |
|---|---|
| Model # | F21CRO1000 |
| Reduces | Arsenic,Chlorine,Fluoride,Lead,Odor,Rust,Sand,Sediment |
| Features | No additional features |
| Pack Size | 1 |
| Internet # | 329983765 |
| Returnable | 90-Day |
| Store SKU # | 1011497362 |
| Filtration Method | Carbon Block,Sediment,Thin Film Composite Membrane |
| Product Depth (in.) | 4.5 in |
| Product Width (in.) | 4.5 in |
| Product Height (in.) | 20 in |
| Product Weight (lb.) | 66 lb |
| Water Treatment Type | Reverse Osmosis Filter Replacements |
| Manufacturer Warranty | 30 days |
| Brand/Model Compatibility | iSpring CRO1000 |
| Number of filters included | 21 |

## Description

Style: Sediment Filters X 12 + CTO Filters X 8+ RO Membrane X 1Stage 1 (FP25B): The polypropylene sediment filter removes sediments, dust, sand, large particles, silt, dirt, and rust from water, preventing clogs and pressure loss.Stage 2 & 3 (FC25B): iSpring carbon block filter removes up to 99% of chlorine as well as taste and odor compounds, pesticides, herbicides, and more.Stage 4 (MCRO1000): The 1000 GPD RO membrane removes up to 99% of over 1,000 contaminants, including lead, chlorine, fluoride, arsenic, asbestos, calcium, sodium, and more.Replace 1st stage filter every 3-6 months, 2nd stage and 3rd stage filters every 6-12 months, and replace RO membrane every 2-3 years. The filter replacement schedule depends on the source water quality.

• Official replacement filter pack for iSpring CRO1000 RO system
• Includes 12 sediment filters, 8 carbon filters, 1 RO membrane
• Each filter is individually wrapped for optimal performance