Securplumb WRAS CxC Double Check Valve DZR 15mm

Reliable Backflow Prevention for Potable Water Systems – WRAS Approved, Durable DZR Brass Construction

The Securplumb WRAS CxC Double Check Valve DZR 15mm is an essential component in plumbing systems where the prevention of backflow is critical. Manufactured from high-grade DZR (Dezincification Resistant) brass, this check valve is designed to resist corrosion and scale buildup, ensuring long-term durability and safe operation in potable water installations.

With compression ends (CxC) that provide a secure, leak-free connection between 15mm copper pipes, this double check valve offers dual backflow protection through two independently operating non-return valves. It is WRAS approved, making it fully compliant with UK water regulations and suitable for domestic and commercial use.

Product Specifications

• Size: 15mm (Compression x Compression)

• Material: DZR Brass – Dezincification Resistant

• Connection Type: CxC (Compression both ends)

• Certification: WRAS Approved – suitable for potable water

• Function: Double check valve for backflow prevention

• Weight (Boxed): 95g

Key Features & Benefits

• Double Check Mechanism
  Features two independently acting non-return valves for robust protection against backflow, contamination, and cross-connection risks.

• WRAS Certified
  Approved by the Water Regulations Advisory Scheme (WRAS), ensuring safety and compliance in drinking water systems.

• DZR Brass Body
  Highly resistant to corrosion, dezincification, and aggressive water conditions—ideal for long-term use in high-quality installations.

• Easy Installation with CxC Ends
  Standard 15mm compression fittings make it quick and simple to connect to copper pipes using basic hand tools. No soldering required.

• Maintenance-Free Operation
  Designed to operate passively within the system without requiring adjustment or servicing under normal conditions.

• Compact Design
  Fits neatly into confined spaces—ideal for under-sink applications, risers, or appliance supply lines.

Typical Applications

• Domestic water supply systems

• Commercial plumbing systems

• Preventing contamination between mains water and appliances (e.g., dishwashers, washing machines)

• Bathrooms and kitchens

• Point-of-use protection in healthcare or food service environments

Installation Guidelines

1. Isolate the Water Supply before installation.

2. Ensure Pipework is Clean and Deburred to prevent damage to the compression fittings.

3. Fit the Valve in the Correct Orientation – follow the directional flow arrow marked on the valve body.

4. Insert Pipes Fully into Fittings, then tighten compression nuts with appropriate tools to ensure a firm seal.

5. Restore Water Supply and Check for Leaks under system pressure.

Note: This valve must be installed in accordance with local plumbing regulations.

FAQs

Q: Can this valve be used on plastic pipe?
A: Yes, but appropriate pipe inserts must be used with plastic pipe to maintain integrity of the compression seal.

Q: What does "DZR" mean and why is it important?
A: DZR stands for Dezincification Resistant brass. It is specially formulated to prevent corrosion in aggressive water conditions, making it more reliable in potable water systems over time.

Q: Does this valve require regular servicing?
A: No, it is designed for maintenance-free operation under normal conditions.

Q: What is the purpose of a double check valve?
A: It prevents the reverse flow of water into the clean supply, helping to maintain hygiene and system integrity.

Why Choose Securplumb?

Securplumb’s commitment to quality, safety, and regulatory compliance ensures that every fitting—such as this WRAS CxC Double Check Valve—is built to perform. Trusted by professionals, the Securplumb range combines advanced materials with precision manufacturing for reliable, long-lasting plumbing solutions.