J.W.P. 
Air Reservoirs for Heavy Vehicle Brake Systems-Since 1970

Subtitle

All Reservoirs are built to the following standards and codes


  • SAE J 10 (Society of Automotive Engineers)
  • FMVSS 121 (Federal Motor Vehicle Safety Standard)
  • CE Economic Community Standard EN 286-2 (the European standard for pressure vessels certified and monitored by Lloyd's Register U.K.)
  • Quality and Testing standards

  • ISO 14001:2004 Certification
  • Reservoirs 100% tested to 300 psi (2x working pressure of 150 psi)
  • 750 psi proof test performed with every change in process or material
  • SAE dry seal pipe thread standards
  • Corrosion Resistance

We welcome any design questions or inquiries for all diameter tanks from 3.5" to 16"