Viking Model J-1 Alarm Check Valve

Sprinklers & Valves (Wet System)

Viking Model J-1 – Alarm Check Valve

The Model J-1 Alarm Check Valve is designed for use in wet pipe sprinkler systems to prevent backflow and activate the alarm when water flow occurs due to sprinkler operation.
This valve maintains system pressure stability and provides a reliable alarm signal to a mechanical water motor gong or an electronic alarm switch.

Key Features

  • Prevents backflow in wet sprinkler systems

  • Activates alarm (mechanical / electrical) during water discharge

  • High-sensitivity clapper-type valve design

  • Suitable for various system sizes

  • UL & FM certified

  • Ductile-iron housing with high-pressure resistance

Parameter Description
Type Alarm Check Valve
Maximum Working Pressure 250 psi
Body Material Ductile Iron
Connection Sizes 2½″, 3″, 4″, 6″
Alarm Outlet Mechanical Gong / Pressure Switch
Certifications UL and FM Approved
  • Commercial wet sprinkler systems

  • High-rise buildings

  • Industrial facilities

  • Retail and shopping centers

  • Modern fire-protection installations

Discuss Your Technical Solution

Need the right engineering solution for your project? Our expert team is ready to provide insights and the best recommendations. Send us your questions, and we’ll get back to you soon.