---
product_id: 606127071
title: "Quickun 5/16\" Barb Hose One Way Inline Check Valve Non Return Ozone Resistance PVDF Plastic One-Way Fuel Oil Water Gas Pump Air Check Valve, 2 Pcs"
brand: "quickun"
price: "RM156"
currency: MYR
in_stock: true
url: https://www.desertcart.com.my/products/606127071-quickun-5-16-barb-hose-one-way-inline-check-valve
store_origin: MY
region: Malaysia
---

# operates up to 135°C high-temp resistant PVDF resists acid, alkali & salt corrosion 5/16" barb fits standard hoses Quickun 5/16" Barb Hose One Way Inline Check Valve Non Return Ozone Resistance PVDF Plastic One-Way Fuel Oil Water Gas Pump Air Check Valve, 2 Pcs

**Brand:** quickun
**Price:** RM156
**Availability:** ✅ In Stock

## Summary

> 🚀 Keep flow moving forward—no backtracking allowed!

## Quick Answers

- **What is this?** Quickun 5/16" Barb Hose One Way Inline Check Valve Non Return Ozone Resistance PVDF Plastic One-Way Fuel Oil Water Gas Pump Air Check Valve, 2 Pcs by quickun
- **How much does it cost?** RM156 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.com.my](https://www.desertcart.com.my/products/606127071-quickun-5-16-barb-hose-one-way-inline-check-valve)

## Best For

- quickun enthusiasts

## Why This Product

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

## Key Features

- • **Built-In Flow Direction:** Clear gas flow arrows on valve body eliminate guesswork and speed up setup.
- • **Precision Fit, Zero Slip:** Pagoda card slot design ensures airtight, non-slip hose connection for hassle-free installation.
- • **Corrosion-Proof Durability:** PVDF plastic shell and silicon rubber diaphragm resist harsh chemicals for long-lasting use.
- • **Heat-Resilient Performance:** Reliable operation from 25°C to 135°C keeps your system safe under extreme conditions.
- • **Versatile Automotive Essential:** Perfect for brake boosters, AC ducts, exhaust valves, and more—engineered for critical fluid and air control.

## Overview

The Quickun 5/16" Barb Hose One Way Inline Check Valve features a durable PVDF plastic shell and silicon rubber diaphragm, designed to fit standard 5/16" hoses with a secure pagoda card slot. It operates reliably in temperatures from 25°C to 135°C and resists acid, alkali, and salt corrosion, making it ideal for automotive and pneumatic systems to prevent reverse fluid or air flow.

## Description

1.The pipe port designs a pagoda card slot, non-slip, good airtightness, the port outer diameter is available in 4 sizes, suitable for 3.2 to 9MM inner hole hose to connect, user-friendly design, easy to use2.Self-contained gas flow direction signs on the valve body for convenient installation. Avoid repeated installation and debugging work3.Under 25 Degrees Celsius ~ 135 Degrees Celsius environment works. Reliable quality, no need to worry about high temperature damage in the cabin4.Used in automotive system to prevent backflow of gases or liquids in the piping. One-way valves are commonly used in brake boosters - air conditioning damper ducts - exhaust valve ducts and wiper sprinkler ducts on automobiles. The one-way valve is widely used and can be reasonably used according to individual needs.

## Features

- 【Material】The shell material is PVDF, and the Diaphragm material is silicon rubber
- 【Diameter】 5/16" barb, can fit 5/16" hose ID
- 【Performance】Normal performance under 25 ℃ to 60 ℃,Strong resistance to acid, alkali, salt corrosion ability
- 【Application】Check valve is used in fluid system to prevent reverse flow fluid, or used in pneumatic system to prevent reverse flow of compressed air
- 【Total length】 43mm/1.69 inch

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Manufacturer | Quickun |
| Part Number | 1-2120-valve-2new |
| Package Dimensions | 5.9 x 3.5 x 2.3 cm; 10 g |
| Item model number | 2.00 |
| Size | 16 inches |
| Material | Plastic Rubber |
| Number of Pieces | 2 |
| Batteries included? | No |
| Batteries Required? | No |
| Item Weight | 10 g |

## Product Details

- **Material:** Plastic Rubber
- **Brand:** Quickun
- **Exterior finish:** Plastic,Rubber
- **Inlet connection type:** Barb
- **Outlet connection type:** Barb
- **Number of ports:** 2
- **Manufacturer:** Quickun

## Images

![Quickun 5/16" Barb Hose One Way Inline Check Valve Non Return Ozone Resistance PVDF Plastic One-Way Fuel Oil Water Gas Pump Air Check Valve, 2 Pcs - Image 1](https://m.media-amazon.com/images/I/41ujscW4RnL.jpg)
![Quickun 5/16" Barb Hose One Way Inline Check Valve Non Return Ozone Resistance PVDF Plastic One-Way Fuel Oil Water Gas Pump Air Check Valve, 2 Pcs - Image 2](https://m.media-amazon.com/images/I/51gLHgKNZZL.jpg)
![Quickun 5/16" Barb Hose One Way Inline Check Valve Non Return Ozone Resistance PVDF Plastic One-Way Fuel Oil Water Gas Pump Air Check Valve, 2 Pcs - Image 3](https://m.media-amazon.com/images/I/51puMUVlXGL.jpg)
![Quickun 5/16" Barb Hose One Way Inline Check Valve Non Return Ozone Resistance PVDF Plastic One-Way Fuel Oil Water Gas Pump Air Check Valve, 2 Pcs - Image 4](https://m.media-amazon.com/images/I/61Jx-XuJOUL.jpg)
![Quickun 5/16" Barb Hose One Way Inline Check Valve Non Return Ozone Resistance PVDF Plastic One-Way Fuel Oil Water Gas Pump Air Check Valve, 2 Pcs - Image 5](https://m.media-amazon.com/images/I/51-hNKv1KGL.jpg)

## Available Options

This product comes in different **Size Name** options.

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---

*Product available on Desertcart Malaysia*
*Store origin: MY*
*Last updated: 2026-01-26*