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Manufacturer : Spears Manufacturing
Brand Name : Spears®
Country Of Origin : US
Domestic/import : Domestic
Material : PVC
Package Weight : 1.54 lb
Standards : ASTM D2665/D3034/D2729
Product Status : Active
- The replaceable internal flapper assembly with EPDM seat
- Service-Access extension available either preassembled with valve, as an add-on kit, or as valve and extension kit components with user supplied pipe
- All extension kits can be cut shorter for custom application
- Conforms to ASME/ANSI A112.14.1 for backwater valves
- EPDM softgood material
- Backwater valves are designed to 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 prevent waste back up due to inadequate drainage, for balancing multi-level ponds, aquaculture features or storage tank systems, and many other applications. Spears® backwater valve has been engineered for improved function and easier service, especially in buried service with use of optional Service-Access Extension available either preassembled with valve or as an add-on kit.


