---
product_id: 403726417
title: "QWORK 2Pcs Brass One-way Check Valve, 1/2\" Female to 1/2\" Male Thread of Backflow Preventer"
brand: "qwork"
price: "NT$602"
currency: TWD
in_stock: true
category: "Qwork"
url: https://www.desertcart.tw/products/403726417-qwork-2pcs-brass-one-way-check-valve-1-2-female
store_origin: TW
region: Taiwan
---

# Prevents backflow & contamination One-way flow control Durable brass build QWORK 2Pcs Brass One-way Check Valve, 1/2" Female to 1/2" Male Thread of Backflow Preventer

**Brand:** qwork
**Price:** NT$602
**Availability:** ✅ In Stock

## Summary

> 🚰 Stop backflow, start peace of mind!

## Quick Answers

- **What is this?** QWORK 2Pcs Brass One-way Check Valve, 1/2" Female to 1/2" Male Thread of Backflow Preventer by qwork
- **How much does it cost?** NT$602 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.tw](https://www.desertcart.tw/products/403726417-qwork-2pcs-brass-one-way-check-valve-1-2-female)

## Best For

- qwork enthusiasts

## Why This Product

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

## Key Features

- • **Compact & Easy Installation:** Lightweight 0.08 kg design installs vertically or horizontally without hassle.
- • **Multi-Scenario Compatibility:** Perfect for water heaters, toilets, and water towers—keeping your water supply pure and efficient.
- • **Precision One-Way Valve Design:** Ensures seamless, unidirectional flow to protect your system from costly backflow issues.
- • **Versatile Threaded Connections:** 1/2" Female to 1/2" Male NPT threads fit standard plumbing fixtures effortlessly.
- • **Corrosion-Resistant Brass Construction:** Engineered for longevity and reliable performance in any plumbing setup.

## Overview

The QWORK 2Pcs Brass One-way Check Valve features durable brass construction and 1/2" female to 1/2" male threaded connections, designed to prevent backflow in plumbing systems. Suitable for gas and liquid transmission under constant pressure, it installs easily in vertical or horizontal positions, ensuring reliable, corrosion-resistant performance across multiple applications like water heaters and toilets.

## Description

QWORK 2Pcs Brass One-way Check Valve, 1/2" Female to 1/2" Male Thread of Backflow Preventer: desertcart.com: Industrial & Scientific

## Features

- Function: One-way check valve to prevent medium in the pipeline without backflow. It can be used to transmit gas and liquids under constant pressure. Vertical or horizontal levels can be used.
- Reliable Brass Construction: This high-quality Brass Check Valve is made from durable brass material, ensuring long-lasting performance and resistance against corrosion.
- Versatile Applications: Ideal for use in various scenarios, including water towers, water heaters, and toilets, this check valve ensures efficient operation and reliable water supply.
- Size: One-way flow of 1/2" Male to 1/2" Female Thread, please confirm the direction before procurement and installation. If the installation is reversed, the water will not come out.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B09LTW2ZK2 |
| Best Sellers Rank | #39,211 in Industrial & Scientific ( See Top 100 in Industrial & Scientific ) #49 in Check Valves |
| Brand | QWORK |
| Brand Name | QWORK |
| Color | Female to Male |
| Connector Type | Threaded |
| Customer Reviews | 4.0 out of 5 stars 175 Reviews |
| Exterior Finish | Brass |
| Item Weight | 0.08 kg |
| Manufacturer | QWORK |
| Manufacturer Part Number | WD5767 |
| Material | Brass |
| Material Type | Brass |
| Model Number | WD5767 |
| Number of Pieces | 2 |
| Size | 1/2 inch - 2 pcs |
| Thread Size | 0.5 inch |
| Thread Type | NPT |
| UPC | 734900620739 |
| Unit Count | 2 Count |

## Product Details

- **Brand:** QWORK
- **Color:** Female to Male
- **Connector Type:** Threaded
- **Exterior Finish:** Brass
- **Item Weight:** 0.08 kg
- **Material:** Brass
- **Number of Pieces:** 2
- **Size:** 1/2 inch - 2 pcs
- **Thread Size:** 0.5 inch
- **Thread Type:** NPT

## Images

![QWORK 2Pcs Brass One-way Check Valve, 1/2" Female to 1/2" Male Thread of Backflow Preventer - Image 1](https://m.media-amazon.com/images/I/61RhdaU6iQL.jpg)
![QWORK 2Pcs Brass One-way Check Valve, 1/2" Female to 1/2" Male Thread of Backflow Preventer - Image 2](https://m.media-amazon.com/images/I/61JNP1IelzL.jpg)
![QWORK 2Pcs Brass One-way Check Valve, 1/2" Female to 1/2" Male Thread of Backflow Preventer - Image 3](https://m.media-amazon.com/images/I/61H6TH9lz8L.jpg)
![QWORK 2Pcs Brass One-way Check Valve, 1/2" Female to 1/2" Male Thread of Backflow Preventer - Image 4](https://m.media-amazon.com/images/I/61SP4EiKRqL.jpg)
![QWORK 2Pcs Brass One-way Check Valve, 1/2" Female to 1/2" Male Thread of Backflow Preventer - Image 5](https://m.media-amazon.com/images/I/61JBQZuKM9L.jpg)

## Available Options

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

## Frequently Bought Together

- QWORK 2Pcs Brass One-way Check Valve, 1/2" Female to 1/2" Male Thread of Backflow Preventer
- Camco RV Water Heater Backflow Preventer | Features a Heavy-Duty Brass with a Stainless Spring Construction and a 1/2-Inch Male x Female NPT (23303)
- Valterra P23415LF 1/2" Lead-Free Check Valve

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**Shop now:** [https://www.desertcart.tw/products/403726417-qwork-2pcs-brass-one-way-check-valve-1-2-female](https://www.desertcart.tw/products/403726417-qwork-2pcs-brass-one-way-check-valve-1-2-female)

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*Product available on Desertcart Taiwan*
*Store origin: TW*
*Last updated: 2026-10-22*