---
product_id: 396716146
title: "Uenhoy 5 Pcs 1/2\" Check Valve - 12mm Plastic One Way Non-Return Valve for Fuel, Gas, Air, Liquid"
brand: "uenhoy"
price: "€ 26.63"
currency: EUR
in_stock: true
url: https://www.desertcart.de/products/396716146-uenhoy-5-pcs-1-2-check-valve-12mm-plastic-one
store_origin: DE
region: Germany
---

# One-way flow prevents backflow perfectly Wide temp range -30°C to 140°C Durable PP plastic resists wear & rust Uenhoy 5 Pcs 1/2" Check Valve - 12mm Plastic One Way Non-Return Valve for Fuel, Gas, Air, Liquid

**Brand:** uenhoy
**Price:** € 26.63
**Availability:** ✅ In Stock

## Summary

> 🔧 Upgrade your flow game — never look back!

## Quick Answers

- **What is this?** Uenhoy 5 Pcs 1/2" Check Valve - 12mm Plastic One Way Non-Return Valve for Fuel, Gas, Air, Liquid by uenhoy
- **How much does it cost?** € 26.63 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.de](https://www.desertcart.de/products/396716146-uenhoy-5-pcs-1-2-check-valve-12mm-plastic-one)

## Best For

- uenhoy enthusiasts

## Why This Product

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

## Key Features

- • **Built to Last:** Crafted from high-quality, corrosion-resistant polypropylene for unmatched durability and longevity.
- • **Versatile Application:** Ideal for automotive, machinery, agriculture, and household systems to prevent reverse flow and protect your equipment.
- • **Precision Flow Control:** Innovative pagoda-shaped card slot ensures airtight, non-slip, and reliable one-way fluid or air flow.
- • **Peace of Mind Guarantee:** Backed by Uenhoy’s dedicated customer service ensuring your satisfaction and product reliability.
- • **Extreme Temperature Ready:** Operates flawlessly from freezing -30°C up to scorching 140°C, perfect for diverse environments.

## Overview

The Uenhoy 1/2" check valve is a robust, plastic one-way valve designed to prevent backflow in fuel, gas, air, and liquid systems. Made from wear- and rust-resistant polypropylene, it features a unique pagoda-shaped slot for airtight sealing and non-slip performance. It operates reliably across a wide temperature range (-30°C to 140°C) and resists acids, alkalis, salts, and organic solvents, making it perfect for automotive, industrial, agricultural, and household applications.

## Description

Uenhoy 5 Pcs 1/2" Check Valve - 12mm Plastic One Way Non-Return Valve for Fuel, Gas, Air, Liquid

## Features

- Material & Dimension -- The 1/2" check valve is made of high quality PP material, wear resistant, rust resistant, not easy to break, durable. The check valve measures 39mm/1.53" in full length and 12.5mm/0.49" in diameter.
- Advantage -- The gas check valve is designed with a pagoda shaped card slot, non-toxic, non-slip, with strong adsorption performance and good air tightness.
- Performance -- Working tempeture: -30 ℃ - 140 ℃. Under 80 ℃, has strong resistance to acid, alkali, salt and good corrosion resistance to organic solvent.
- Application -- The one way check valve is applied for fluid system to prevent fluid from flowing backward, or for pneumatic system to prevent reverse flow of compressed air. Widely used in automotive parts, machinery industry, agriculture, household appliances, etc.
- Satisfactory After-Sales Service -- Uenhoy is devoted to providing high quality service. Please feel free to contact us if the item has any quality problem. Your satisfaction is our biggest power.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Manufacturer | Uenhoy |
| Part number | Uenhoy210818-013 |
| Item Weight | 23 g |
| Package Dimensions | 7.62 x 5.08 x 1.9 cm; 23 g |
| Item model number | 5 |
| Size | 1/2" |
| Material | Plastic |
| Batteries Included? | No |
| Batteries Required? | No |

## Product Details

- **Material:** Plastic
- **Brand:** Uenhoy
- **Exterior finish:** Plastic
- **Inlet connection size:** 0.32 Inches
- **Inlet connection type:** Solvent

## Images

![Uenhoy 5 Pcs 1/2" Check Valve - 12mm Plastic One Way Non-Return Valve for Fuel, Gas, Air, Liquid - Image 1](https://m.media-amazon.com/images/I/41jU-kDanxL.jpg)
![Uenhoy 5 Pcs 1/2" Check Valve - 12mm Plastic One Way Non-Return Valve for Fuel, Gas, Air, Liquid - Image 2](https://m.media-amazon.com/images/I/51B-hysiuGL.jpg)
![Uenhoy 5 Pcs 1/2" Check Valve - 12mm Plastic One Way Non-Return Valve for Fuel, Gas, Air, Liquid - Image 3](https://m.media-amazon.com/images/I/51v+eLNZRfL.jpg)
![Uenhoy 5 Pcs 1/2" Check Valve - 12mm Plastic One Way Non-Return Valve for Fuel, Gas, Air, Liquid - Image 4](https://m.media-amazon.com/images/I/6187YvyEAFL.jpg)
![Uenhoy 5 Pcs 1/2" Check Valve - 12mm Plastic One Way Non-Return Valve for Fuel, Gas, Air, Liquid - Image 5](https://m.media-amazon.com/images/I/61d8FLxHSFL.jpg)

## Available Options

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

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*Product available on Desertcart Germany*
*Store origin: DE*
*Last updated: 2026-01-22*