---
product_id: 216550498
title: "Seazone Ro Kflow Plastic RO FR (Flow Restrictor) 550-2 Piece, Suitable for All RO Water Purifier 1/4 tubeing"
brand: "seazone"
price: "$7.48"
currency: USD
in_stock: true
url: https://www.desertcart.us/products/216550498-seazone-ro-kflow-plastic-ro-fr-flow-restrictor-550-2
store_origin: US
region: United States of America
---

# 550 ML flow rate precision 1/4 inch push-fit quick connect Compatible with 50-150 GPD RO membranes Seazone Ro Kflow Plastic RO FR (Flow Restrictor) 550-2 Piece, Suitable for All RO Water Purifier 1/4 tubeing

**Brand:** seazone
**Price:** $7.48
**Availability:** ✅ In Stock

## Summary

> 💧 Elevate your RO system with precision flow — because every drop counts!

## Quick Answers

- **What is this?** Seazone Ro Kflow Plastic RO FR (Flow Restrictor) 550-2 Piece, Suitable for All RO Water Purifier 1/4 tubeing by seazone
- **How much does it cost?** $7.48 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.us](https://www.desertcart.us/products/216550498-seazone-ro-kflow-plastic-ro-fr-flow-restrictor-550-2)

## Best For

- seazone enthusiasts

## Why This Product

- Trusted seazone brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Quick Connect Design:** Push-fit connectors and included blue locks enable fast, secure, and tool-free setup under your sink.
- • **Precision Flow Control:** Optimized 550 ML flow restrictor ensures ideal back pressure for peak RO membrane performance.
- • **Universal Compatibility:** Seamlessly fits all major RO water purifiers with 1/4 inch tubing for hassle-free installation.
- • **Water Efficiency Booster:** Balances flow to minimize water waste while protecting your membrane from premature fouling.
- • **Certified Quality Assurance:** NSF-certified and built by Kflow for trusted durability and consistent purification results.

## Overview

The Seazone Ro Kflow Plastic RO FR 550 flow restrictor is a high-precision component designed to optimize reverse osmosis water purifiers. Compatible with 50 to 150 GPD membranes, it features a 1/4 inch push-fit connector for easy installation and ensures ideal back pressure to maximize purified water output while minimizing membrane fouling and water waste. NSF-certified for quality and reliability.

## Description

Seazone Ro Kflow Plastic RO FR (Flow Restrictor) 550-2 Piece, Suitable for All RO Water Purifier 1/4 tubeing

## Features

- 550 FR (Flow Restrictor 550) Suitable For All Brand RO Water Purifier
- 550 FR Suitable For 50 GPD, 75 GPD, 80 GPD, 100 GPD, 150 GPD RO membrane
- A flow restrictor will create back pressure on the membrane and allow the membrane to produce purified water to be delivered to the pond
- with in-built 1/4" (6mm) Push fit connector in FR

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Brand | Seazone |
| Special Feature | ro |
| Package Information | Tube |
| Installation Type | Under Sink |
| Purification Method | Reverse Osmosis |
| Model Name | 550 |
| Supported Water TDS Level Maximum (PPM) | 2000 |
| Manufacturer | Kflow |
| Colour | Milk White |
| External Certification | NSF |

## Product Details

- **Brand:** Seazone
- **Special Feature:** ro
- **Package Information:** Tube
- **Installation Type:** Under Sink
- **Purification Method:** Reverse Osmosis

## Images

![Seazone Ro Kflow Plastic RO FR (Flow Restrictor) 550-2 Piece, Suitable for All RO Water Purifier 1/4 tubeing - Image 1](https://m.media-amazon.com/images/I/217PC2spxkL.jpg)
![Seazone Ro Kflow Plastic RO FR (Flow Restrictor) 550-2 Piece, Suitable for All RO Water Purifier 1/4 tubeing - Image 2](https://m.media-amazon.com/images/I/31FpWrDzv-L.jpg)

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*Product available on Desertcart United States of America*
*Store origin: US*
*Last updated: 2026-02-24*