The valves prevent backflow in numerous applications where easy service access for maintenance and cleaning is needed. Excellent for use in sanitary or storm sewer drainage systems to avoid waste back up due to inadequate drainage, for balancing multi-level ponds, aquaculture features, or storage tank systems.
- Replaceable internal flapper assembly with EPDM seat
- Direct connection to ASTM D2665 PVC DWV or IPS pipe
- Pressure rating: 43 psi (100' of head) @ 73°F
- Conforms to ASME/ANSI A112.14.1 for backwater valves