Brass Double Check Valve Threaded

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Useful Information

Technical Specification

  • Material: DZR brass
  • Connection Type: BSPP female threaded
  • Pressure Rating: 16 bar
  • Operating Temperature: -10°C to 85°C
  • Standards: EN 13959
  • WRAS Approval: Licence no. 1709141 (1807372 for 11/4")
  • Application: Preventing backflow in potable water systems

Description

This DZR brass double check valve is engineered to prevent backflow and safeguard potable water systems against contamination. Featuring BSPP female threads and a robust dezincification-resistant brass body, it ensures long-lasting performance in both residential and commercial settings. WRAS approved and rated to 16 bar, it provides reliable backflow prevention by allowing fluid to pass in only one direction. Operating effectively across a wide temperature range, this valve conforms to EN 13959 and is suitable for use in hot and cold water systems.

Key Features & Benefits

  • Backflow Protection: Dual internal check valves ensure fluid flows in only one direction, preventing contamination.
  • DZR Brass Body: Dezincification-resistant brass offers superior corrosion resistance and long service life.
  • WRAS Approved: Certified for potable water use (Licence numbers 1709141 and 1807372 for 11/4").
  • High Pressure Rating: Rated to 16 bar for secure operation in high-pressure water systems.
  • Temperature Range: Operates from -10°C to 85°C, suitable for both hot and cold water applications.
  • BSPP Female Threads: Provides a secure and compatible threaded connection.
  • Standards Compliant: Conforms to EN 13959 for double check valves.

WRAS Approved Product - sold by Pipestock

DZR Double Check Valve Brass Diagram

SKU DN (inch)
A (mm) B (mm) Weight (kg)
392095 1/2 71 17.5 0.11
392096 3/4 83 20 0.17
392097 1 98 22.8 0.28
392098 1 1/4 118 26 0.45
392099 1 1/2 134 30 0.64
392100 2 173 35 1.19

 

No. Description Material
1 Body DZR brass
2 Non-return core Acetal
3 Screw Brass
4 O-ring Nitrile rubber (NBR)
5 Catch spring Stainless steel 304

 

IMPORTANT: The technical data given on this website is for preliminary information purposes only and is published without guarantee. All line drawings are for illustrative purposes only and should not be regarded as wholly accurate in every detail. We reserve the right to withdraw or to alter the specification of any product without notice. For more information, please consult our Terms of Business.

If you require any further information, our excellent customer service team is here to help so please call us on 01794 835835.

 

Grouped product items
Code Product Name List Price You Save You Pay Quantity
392095 DZR Brass Double Check Valve Threaded BSPP 1/2" £19.83 50%
You Pay:  £9.92
392096 DZR Brass Double Check Valve Threaded BSPP 3/4" £40.86 50%
You Pay:  £20.43
392097 DZR Brass Double Check Valve Threaded BSPP 1" £72.12 50%
You Pay:  £36.06
392098 DZR Brass Double Check Valve Threaded BSPP 1 1/4" £121.15 50%
You Pay:  £60.58
392099 DZR Brass Double Check Valve Threaded BSPP 1 1/2" £176.34 50%
You Pay:  £88.17
392100 DZR Brass Double Check Valve Threaded BSPP 2" £228.24 50%
You Pay:  £114.12