Copper 1/2" One-Way Check Valve – Anti-Backflow Threaded
Female to Male / Full copper 4 points
$33.52
Sale price
$33.52
Regular price
$41.56
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Copper 1/2" One-Way Check Valve – Anti-Backflow Threaded
$33.52
Sale price
$33.52
Regular price
$41.56
Shipping calculated at checkout.
Copper 1/2" One-Way Check Valve – Reliable Anti-Backflow Protection
Keep your plumbing system flowing in the right direction with this heavy-duty Copper One-Way Check Valve. Designed for 1/2" (4-point) threaded connections, this male-threaded valve automatically prevents water from reversing direction, protecting your water heater, toilet supply lines, bathroom pipes, and water meters from backflow and pressure surges. Built from solid copper for lasting durability and corrosion resistance, it's a smart, low-maintenance upgrade for any home plumbing setup.
Key Features
- Material: High-quality solid copper for superior durability and corrosion resistance
- Connection Type: Threaded (male) – 1/2" (4-point / DN15) for easy installation
- One-Way Flow: Automatically blocks reverse water flow, preventing backflow and contamination
- Max Pressure Rating: Up to 850 kPa – suitable for standard residential and light commercial water systems
- Wide Compatibility: Ideal for water heaters, toilet supply lines, bathroom pipes, garden hose lines, and water meters
- Compact Design: Easy to install in tight spaces without specialized tools
- No High-Concern Chemicals: Free from harmful substances for safe use in potable water systems
Specifications
| Material | Copper |
| Connection | Threaded (Male) |
| Size | 1/2" (4 Points / DN15) |
| Max Pressure | < 850 kPa |
| Valve Type | One-Way Check Valve |
| Country of Origin | Made in China |
Perfect For
- Bathroom and toilet water supply lines
- Water heater inlet connections
- Water meters and main supply lines
- Garden irrigation and hose fittings
- Light commercial plumbing applications
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For more information on backflow prevention and safe drinking water practices, visit the U.S. EPA Ground Water and Drinking Water resource.
Frequently Asked Questions
Q: What size pipe does this copper check valve fit?
A: This check valve is designed for 1/2" (4-point, DN15) threaded male connections, which is one of the most common pipe sizes used in residential bathroom, toilet, and water heater plumbing systems.
Q: Will this check valve work with my water heater?
A: Yes! This copper one-way check valve is specifically compatible with water heater inlet lines. It prevents hot water or pressure from flowing back into the cold water supply, helping protect your system and maintain consistent performance.
Q: What is the maximum water pressure this valve can handle?
A: This valve is rated for pressures of up to 850 kPa, which covers the vast majority of standard residential and light commercial water supply systems. Always verify your system's pressure before installation.
Q: Is this valve safe for use in potable (drinking) water lines?
A: The valve is made from solid copper and contains no high-concern chemicals, making it suitable for use in standard water supply lines. Always consult local plumbing codes and regulations for your specific application.
Details
This product is crafted with quality materials to ensure durability and performance. Designed with your convenience in mind, it seamlessly fits into your everyday life.
Shipping & Returns
We strive to process and ship all orders in a timely manner, working diligently to ensure that your items are on their way to you as soon as possible.
We are committed to ensuring a positive shopping experience for all our customers. If for any reason you wish to return an item, we invite you to reach out to our team for assistance, and we will evaluate every return request with care and consideration.
