Figure 681
Silent Check Valve 3 in. Wafer Style

Part #FNW681M | Item #3642189

• Non-slam (spring actuated) check for water or clean fluids
• Replaceable drip tight resilient seat
• Renewable disc
• Epoxy Coated Body
• Prevents flow reversal in pipelines
• Allows flow in only the indicated direction
• Spring backed disc closes the valve when flow ceases prior to pressure reversal, therefore reducing slam or water hammer