---
product_id: 350897630
title: "RO Flow Restrictor 300 for Water Purifier | Water flow Restrictor FR300 | Original Shitong Flow Restrictor 4 inch | Pushfit 1/4 Inches (6 mm) Fitting Connector (Pack Of 3)"
brand: "krplus"
price: "22 Lei"
currency: RON
in_stock: true
reviews_count: 8
url: https://www.desertcart.ro/products/350897630-ro-flow-restrictor-300-for-water-purifier-water-flow-restrictor
store_origin: RO
region: Romania
---

# RO Flow Restrictor 300 for Water Purifier | Water flow Restrictor FR300 | Original Shitong Flow Restrictor 4 inch | Pushfit 1/4 Inches (6 mm) Fitting Connector (Pack Of 3)

**Brand:** krplus
**Price:** 22 Lei
**Availability:** ✅ In Stock

## Quick Answers

- **What is this?** RO Flow Restrictor 300 for Water Purifier | Water flow Restrictor FR300 | Original Shitong Flow Restrictor 4 inch | Pushfit 1/4 Inches (6 mm) Fitting Connector (Pack Of 3) by krplus
- **How much does it cost?** 22 Lei with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.ro](https://www.desertcart.ro/products/350897630-ro-flow-restrictor-300-for-water-purifier-water-flow-restrictor)

## Best For

- krplus enthusiasts

## Why This Product

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

## Description

RO Flow Restrictor 300 for Water Purifier | Water flow Restrictor FR300 | Original Shitong Flow Restrictor 4 inch | Pushfit 1/4 Inches (6 mm) Fitting Connector (Pack Of 3)

## Features

- WATER & FOOD USE: Our KRPLUS Water flow restrictor is made from safe, non-toxic materials. They are widely used for Household Water Purifier, Commercial Water Purifier, Small reverse osmosis equipment.
- SIZE & TUBE COMPATIBLE WITH: Fits standard ¼ Inch (6 mm) RO tubing used on most RO systems (Check your tubing Size carefully before order); Household purifier you can choose 300cc/min-50Gallon;350CC/min-50Gallon/75Gallon;450CC/min-100Gallon;550CC/min-100Gallon/200Gallon; 650CC/min-200Gallon. For 400Gallon-800Gallon Commercial Water Purifier, you can choose 800CC/min, 1200CC/min or 1500CC/min.
- Working Pressure: more than 8kg; Medium Temperature: 5~50 Centigrade; The ratio of product water to waste water is about 1:3, it's not fixed, it depends on the working pressure and water quality.
- EASY INSTALLATION: Provides quick and convenient assembly-saving time & expense. New generation Non-Locking Clip technology offer an easy DIY installation without tools required.
- If there is a block in the FR, then water from RO Machine will slow down and require troubleshooting. Flow restrictors are easy to install. Simply push your 1/4″ poly tube firmly into the quick connect fittings located on both the inlet and outlet ends and you are done.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Size | FR300ML |
| Material | Plastic |
| Brand | KRPLUS |
| Colour | White |
| Item dimensions L x W x H | 40 x 20 x 10 Millimeters |
| Thread Size | 0.25 inch |
| Item Weight | 200 Grams |
| Number of Pieces | 3 |
| Manufacturer | KRPLUS, E-907, Mangolpuri, New Delhi-110083 Mob: 9911995476. Web - www.krplus.in |
| Manufacturer | KRPLUS |
| Country of Origin | India |
| Model number | FR Flow Restrictor |
| Number of Memory Sticks | 3 |
| Special Feature | Automatic Shut-Off, Permanent Filter |
| Item Weight | 200 g |
| Product Dimensions | 4 x 2 x 1 cm; 200 g |
| Item model number | FR Flow Restrictor |
| Item Height | 1 Centimeters |
| Item Width | 2 Centimeters |
| Included Components | 3 Nos Flow Restrictor 300 |
| Are batteries included? | No |
| External Certification | NSF |

## Images

![RO Flow Restrictor 300 for Water Purifier | Water flow Restrictor FR300 | Original Shitong Flow Restrictor 4 inch | Pushfit 1/4 Inches (6 mm) Fitting Connector (Pack Of 3) - Image 1](https://m.media-amazon.com/images/I/511HhJ022zL.jpg)
![RO Flow Restrictor 300 for Water Purifier | Water flow Restrictor FR300 | Original Shitong Flow Restrictor 4 inch | Pushfit 1/4 Inches (6 mm) Fitting Connector (Pack Of 3) - Image 2](https://m.media-amazon.com/images/I/41k7TSOmpYL.jpg)
![RO Flow Restrictor 300 for Water Purifier | Water flow Restrictor FR300 | Original Shitong Flow Restrictor 4 inch | Pushfit 1/4 Inches (6 mm) Fitting Connector (Pack Of 3) - Image 3](https://m.media-amazon.com/images/I/51zyM1yLPJL.jpg)
![RO Flow Restrictor 300 for Water Purifier | Water flow Restrictor FR300 | Original Shitong Flow Restrictor 4 inch | Pushfit 1/4 Inches (6 mm) Fitting Connector (Pack Of 3) - Image 4](https://m.media-amazon.com/images/I/419LkmtR6XL.jpg)
![RO Flow Restrictor 300 for Water Purifier | Water flow Restrictor FR300 | Original Shitong Flow Restrictor 4 inch | Pushfit 1/4 Inches (6 mm) Fitting Connector (Pack Of 3) - Image 5](https://m.media-amazon.com/images/I/21bdJDHH+ML.jpg)

## Available Options

This product comes in different **Style Name, Item Package Quantity** options.

## Customer Reviews

### ⭐⭐⭐⭐⭐ 5.0 out of 5 stars







  
  
    Good product
  

*by U***E on Reviewed in India on 24 February 2023*

Good product

### ⭐⭐⭐⭐ 4.0 out of 5 stars







  
  
    Good
  

*by R***I on Reviewed in India on 4 February 2024*

Good

### ⭐ 1.0 out of 5 stars







  
  
    Expensive but third class product
  

*by K***J on Reviewed in India on 12 August 2024*

Third class product

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---

*Product available on Desertcart Romania*
*Store origin: RO*
*Last updated: 2026-03-07*