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- Spears® Utility Backwater Valves feature an easily serviceable and replaceable Flapper Assembly with extendable access using standard piping components. Designed for direct solvent cement connection to ASTM D2665 DWV drainage pipe or any other IPS size pipe. Spears® IPS x Sewer adapters easily convert valve to ASTM D3034 SDR 35 Sewer Pipe. Backwater Valves conform to requirements of ASME/ANSI Utility 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® Utility Backwater Valve has been engineered for easier installation with included Extension Kit Adapter components for use with User-Supplied SCH 40/STD or 125 lb Extension Riser pipe cut to desired length. Utility Backwater Valve package comes with 50 psi (115 ft of head) rated Extension Adapters. Optional Adapter Kits available in 100 psi (232 ft of head) rating. Can also use User-supplied equivalent adapter components.
Spears® Utility Backwater Valve, For Use With: 1 or 1-1/4 in Internal Extension Pipe, 6 in Socket, PVC, Domestic
- 8 in (for 6 in valves) from SCH 40/STD or 125 lb riser extension pipe cut to desired length
- Body, Flapper Assembly and 50 psi Extension Adapters (Female Thread and Male Thread Plug)
- Domestic / ImportDomesticMaterialPVCSpecifications6 in SocketSuitable For Use With1 or 1-1/4 in Internal Extension PipeManufacturerSpears ManufacturingManufacturer #SML-6