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Non-Surge Check Valve for 4 & smaller

Series S118-3, S1118-3 Non-Surge Check Valve is designed to control pipeline surges caused by flow reversal by slowly opening and closing at separate adjustable rates.


  • Lightweight Stainless Steel construction offers superior corrosion resistance for longer life
  • Simplified and efficient design is easy and economical to maintain
  • Sizes: 4″ and smaller
  • Controls pipeline surges caused by flow reversal

Select a Model

Select options below to identify the UPC, Order Code, and Repair Kit for a specific S118-3

Approval Information

For approval information, please refer to the products specification sheet. For any other information on product certification and documentation information, please visit our certification partner websites: