Waste cones are designed to provide quick-and-easy visual confirmation of proper water flow in fire protection systems.


  • Available for Onshore and Offshore Applications
  • Manufactured in Accordance with NFPA 20 Requirements
  • Designed for use with UL/FM Approved Fire Pump Pressure Relief Valves

Optional Materials for Seawater and Severe Service Applications:


  • Nickel Aluminum Bronze (NAB) - ASTM B148 Alloy C95800
  • Monel - QQ-N-288 Comp B - ASTM A494 Grade M30H
  • Cast Steel - ASTM A216 Grade WCB
  • 316 Stainless Steel - ASTM A743 Grades CF3M and CFM8
  • Super Austenitic Stainless Steel - ASTM A351 Grade CK3MCuN (SMO 254)
  • Super Duplex Stainless Steel - ASTM A890 Grade 5A (CE3MN)



  • Fusion Bonded Red Epoxy Coated
  • Ductile Iron - ASTM A536-65
  • (2) 2’’ 316 SS Sight Glasses per WC-1
  • Single Body Casting (No Welding)