10/14/2026
Need a faster-closing flapper check valve for demanding wastewater service? Meet the Model 745 Surge-Stopper®.
Its 45° seating surface and one-piece molded Flo Flex® Buna-N rubber-covered resilient steel flapper disc limit travel to 35° or less. A replaceable stainless steel spring assists and accelerates closure, helping improve response to flow reversal, enhance surge control, and support drip-tight sealing performance.
Visit the product page for certifications, common applications, features, and benefits: https://ow.ly/rFma50ZWMjr