---
product_id: 609477581
title: "Litoexpe 1/2\" One Way Inline Check Valve, Non Return Ozone Resistance PVDF Plastic One-Way Fuel Oil Water Gas Pump Air Check Valve, Pack of 2"
brand: "litoexpe"
price: "406 kr"
currency: DKK
in_stock: true
reviews_count: 5
category: "Litoexpe"
url: https://www.desertcart.dk/products/609477581-litoexpe-1-2-one-way-inline-check-valve-non-return
store_origin: DK
region: Denmark
---

# Operates reliably from 25℃ to 135℃ 1/2" diameter fits diverse systems PVDF material resists corrosion & ozone Litoexpe 1/2" One Way Inline Check Valve, Non Return Ozone Resistance PVDF Plastic One-Way Fuel Oil Water Gas Pump Air Check Valve, Pack of 2

**Brand:** litoexpe
**Price:** 406 kr
**Availability:** ✅ In Stock

## Summary

> 🔧 Stop Backflow, Start Flowing: The Ultimate One-Way Valve Upgrade!

## Quick Answers

- **What is this?** Litoexpe 1/2" One Way Inline Check Valve, Non Return Ozone Resistance PVDF Plastic One-Way Fuel Oil Water Gas Pump Air Check Valve, Pack of 2 by litoexpe
- **How much does it cost?** 406 kr with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.dk](https://www.desertcart.dk/products/609477581-litoexpe-1-2-one-way-inline-check-valve-non-return)

## Best For

- litoexpe enthusiasts

## Why This Product

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

## Key Features

- • **Corrosion-Proof Durability:** Crafted from premium PVDF plastic and silicone rubber diaphragm for unbeatable resistance against chemicals and ozone.
- • **Heat-Resistant Reliability:** Engineered to perform flawlessly in temperatures from 25℃ up to 135℃—no overheating worries in critical environments.
- • **Innovative Pagoda Groove Design:** Enhanced airtightness and adsorption prevent backflow, optimizing fluid system efficiency and longevity.
- • **Precision Fit for Versatile Systems:** Compact 1/2" diameter and 1.6" length ensure seamless integration across liquids, fuels, and gases.
- • **Trusted Quality with Risk-Free Assurance:** Backed by ISO 9001 and CE certifications plus a 30-day satisfaction guarantee—confidence in every pack of two.

## Overview

The Litoexpe 1/2" One Way Inline Check Valve is a high-performance, corrosion-resistant valve made from PVDF plastic and silicone rubber. Designed for reliable operation between 25℃ and 135℃, it features a unique pagoda groove for superior sealing and is ideal for water, fuel, gas, and air systems. Certified to ISO 9001 and CE standards, this pack of two valves offers professional-grade durability and a 30-day satisfaction guarantee, making it a must-have for efficient fluid control in industrial and household applications.

## Description

LITOPEXPE's dream is to bring customers a happy shopping experience and the most cost-effective products, please trust and choose us! Features Perfect for the hydraulic system to prevent reverse flow of material, or compressed air for pneumatic system. One way check valve has the characteristics of stable flow, small fluid resistance and good sealing performance. Self-contained gas flow direction signs on the valve body for convenient installation. Avoid repeated installation and debugging work. Specifications Product Name: One Way Check Valve Shell Material: PVDF Diaphragm Material: VITON Quantity: 2Pcs Total length: 43mm/ 1.69" Diameter: 12.7mm/ 0.5" Working Temperature: 25 ℃ to 135 ℃ Color: White Package Includes 2 x One Way Check Valve After-Sales Guarantee We are committed to meeting the shopping needs of every customer. If you are not satisfied with the product you purchased, we will provide you with a 30 day refund or replacement. If you have any questions about the product, please feel free to contact with us and we will be pleased to answer them for you.

Review: These check valve work quite well.
Review: Check valve working as described, thus far

## Features

- ★Performance: The one-way check valve has a diameter of 1/2", and a total length of 1.6", which is suitable for different types of liquids. Under 25 ℃ to 135 ℃ environment works, Reliable quality, no need to worry about high temperature damage in the cabin.
- ★Material: The one-way check valve is made of polyvinylidene fluoride, with strong corrosion resistance. The diaphragm material is silicone rubber, which is safe and non-toxic.
- ★Excellent Design: The nozzle of one-way check valve adopts pagoda shaped groove design, which has good air tightness and adsorption performance, and is suitable for the fluid system that stops countercurrent liquid.
- ★Wide Application: The one way check valve is widely used in water treatment, air purification, automotive parts, machinery industry, medical equipment, household appliances and other fields.
- ★100% Risk-Free Shopping: We offer a 30-day return and replacement service. To ensure 100% customer satisfaction, if you have any questions, please feel free to contact us, we will try our best to help you, thank you very much for your support!

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0BBM25G7T |
| Brand | Litoexpe |
| Brand Name | Litoexpe |
| Country of Publication | USA |
| Customer Reviews | 4.3 out of 5 stars 196 Reviews |
| Exterior Finish | Plastic,Rubber,Silicone |
| Inlet Connection Size | 0.5 Inches |
| Inlet Connection Type | Threaded |
| Manufacturer | Litoexpe |
| Material | PVDF |
| Material Type | PVDF |
| Number of Ports | 2 |
| Outlet Connection Size | 0.5 Inches |
| Outlet Connection Type | Threaded |
| Specification Met | CE, ISO 9001, WRAS |
| Unit Count | 1.0 Count |
| Valve Type | Check Valve |

## Product Details

- **Brand:** Litoexpe
- **Exterior Finish:** Plastic,Rubber,Silicone
- **Inlet Connection Size:** 0.5 Inches
- **Inlet Connection Type:** Threaded
- **Manufacturer:** Litoexpe
- **Material:** PVDF
- **Number of Ports:** 2
- **Outlet Connection Size:** 0.5 Inches
- **Outlet Connection Type:** Threaded
- **Specification Met:** CE, ISO 9001, WRAS

## Images

![Litoexpe 1/2" One Way Inline Check Valve, Non Return Ozone Resistance PVDF Plastic One-Way Fuel Oil Water Gas Pump Air Check Valve, Pack of 2 - Image 1](https://m.media-amazon.com/images/I/51yhyAExM5L.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ These check valve work quite well.
*by K***. on 9 October 2025*



### ⭐⭐⭐⭐⭐ Check valve working as described, thus far
*by D***S on 31 March 2025*



### ⭐⭐⭐⭐⭐ Simple but effective
*by C***F on 19 June 2025*



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*Product available on Desertcart Denmark*
*Store origin: DK*
*Last updated: 2026-02-20*