S118-4
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Non-Surge Check Valve for 6 & larger
Series S118-4, S1118-4 Non-Surge Check Valve is designed to control pipeline surges caused by flow reversal by slowly opening and closing at separate adjustable rates.
Features
- Controls pipeline surges caused by flow reversal
- Lightweight Stainless Steel construction offers superior corrosion resistance for longer life
- Simplified and efficient design is easy and economical to maintain
- Sizes: 6″ and larger
Literature
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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 |