---
product_id: 683502852
title: "Letino FR 300 RO Flow Restrictor 300 Food Grade Plastic Water Purifier Filter Parts - 2 Pcs"
brand: "letino"
price: "A$10"
currency: AUD
in_stock: true
url: https://www.desertcart.com.au/products/683502852-letino-fr-300-ro-flow-restrictor-300-food-grade-plastic
store_origin: AU
region: Australia
---

# Food-grade plastic Easy installation Optimized flow control Letino FR 300 RO Flow Restrictor 300 Food Grade Plastic Water Purifier Filter Parts - 2 Pcs

**Brand:** letino
**Price:** A$10
**Availability:** ✅ In Stock

## Summary

> 💦 Keep Your Water Flowing Smoothly!

## Quick Answers

- **What is this?** Letino FR 300 RO Flow Restrictor 300 Food Grade Plastic Water Purifier Filter Parts - 2 Pcs by letino
- **How much does it cost?** A$10 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.com.au](https://www.desertcart.com.au/products/683502852-letino-fr-300-ro-flow-restrictor-300-food-grade-plastic)

## Best For

- letino enthusiasts

## Why This Product

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

## Key Features

- • **Built to Last:** Crafted from durable food-grade plastic, ensuring longevity and reliability.
- • **Compact Design:** Lightweight and space-efficient at just 100g, perfect for under-sink installations.
- • **Smooth Operation:** Designed to prevent scale build-up and blockage, keeping your water pure.
- • **Universal Compatibility:** Fits all types of water purifiers with a 1/4" pipe joint.
- • **Maximize Your RO System's Efficiency:** Replace your flow restrictor with every RO membrane change for peak performance.

## Overview

The Letino FR 300 RO Flow Restrictor is a crucial component for reverse osmosis systems, designed to optimize water purification by controlling flow rates. Made from food-grade plastic, this durable and efficient restrictor ensures your system operates at its best, preventing clogs and scale build-up. With a compact design and universal compatibility, it's the perfect upgrade for any water purifier.

## Description

Letino FR 300 RO Flow Restrictor 300 Food Grade Plastic Water Purifier Filter Parts - 2 Pcs

## Features

- Flow restrictor purpose flow restrictors (also known as Flow controls or Capillaries) are required for all reverse osmosis systems
- It is recommended that the flow restrictor is replaced each time an RO membrane is replaced in order to keep your system working at optimum performance, as scale build-up can occur and clog the capillaries
- RO-FR is made by food grade plastic only, Enogh strong to pressure membrane waste and smooth to save RO membrane from blockage
- All type of water Purifier 1/4" Pipe Jointer

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Brand | letino |
| Product Dimensions | 25L x 10W x 4H Centimeters |
| Package Information | Cartridge |
| Installation Type | Under Sink |
| Purification Method | Reverse Osmosis |
| Model Name | FR 300 |
| Manufacturer | Bairwa Enterprises, Letino, Kirari, New Delhi-110086, India ph-7827470249, Bairwa Enterprises, Letino, Kirari, New Delhi-110086, India ph-7827470249 |
| Manufacturer | Bairwa Enterprises, Letino, Kirari, New Delhi-110086, India ph-7827470249 |
| Country of Origin | India |
| Model number | 300 flow |
| Colour | White |
| Number of Memory Sticks | 2 |
| Item Weight | 100 g |
| Item model number | 300 flow |

## Product Details

- **Brand:** letino
- **Product Dimensions:** 25L x 10W x 4H Centimeters
- **Package Information:** Cartridge
- **Installation Type:** Under Sink
- **Purification Method:** Reverse Osmosis

## Images

![Letino FR 300 RO Flow Restrictor 300 Food Grade Plastic Water Purifier Filter Parts - 2 Pcs - Image 1](https://m.media-amazon.com/images/I/41iN5GzcF9L.jpg)
![Letino FR 300 RO Flow Restrictor 300 Food Grade Plastic Water Purifier Filter Parts - 2 Pcs - Image 2](https://m.media-amazon.com/images/I/61sJABeadgL.jpg)
![Letino FR 300 RO Flow Restrictor 300 Food Grade Plastic Water Purifier Filter Parts - 2 Pcs - Image 3](https://m.media-amazon.com/images/I/11pORxj1rvL.jpg)
![Letino FR 300 RO Flow Restrictor 300 Food Grade Plastic Water Purifier Filter Parts - 2 Pcs - Image 4](https://m.media-amazon.com/images/I/31g2sNqVwRL.jpg)
![Letino FR 300 RO Flow Restrictor 300 Food Grade Plastic Water Purifier Filter Parts - 2 Pcs - Image 5](https://m.media-amazon.com/images/I/61qrxifsHIL.jpg)

## Available Options

This product comes in different **Model** options.

## Frequently Bought Together

- Letino FR 300 RO Flow Restrictor 300 Food Grade Plastic Water Purifier Filter Parts - 2 Pcs
- Konvio Neer Membrane for All Type of RO Water Purifier (3000 TDS 80 GPD)
- Konvio Neer Pre Carbon Filter, Sediment Filter, Post Carbon Filter and Elbow, Inline Filter Set for all RO Water Purifier

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**Shop now:** [https://www.desertcart.com.au/products/683502852-letino-fr-300-ro-flow-restrictor-300-food-grade-plastic](https://www.desertcart.com.au/products/683502852-letino-fr-300-ro-flow-restrictor-300-food-grade-plastic)

---

*Product available on Desertcart Australia*
*Store origin: AU*
*Last updated: 2026-02-03*