S113-21

Single Chamber Pump Control Valve

  • Minimizes surges associated with the starting and stopping of pumps
  • Valve opens at adjustable rates upon pump start-up and shut-off
  • Lightweight Stainless Steel construction offers superior corrosion resistance for longer life
  • Simplified and efficient design is easy and economical to maintain

Select options below to identify the UPC, Order Code, and Repair Kit for a specific S113-21

Approval/Certification Information

For product-specific approval information, please refer to the product’s specification sheet (see literature section above) or ask a Watts representative. For general information regarding any approval certification partners identified in the specification sheet, please visit our certification partners’ websites:


ASSE CSA FM Approvals NSF
UL ULC USC WQA