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Expand the capacity and depth of your underground basin system with this heavy-duty 12-inch riser extension. Specially engineered for 18-inch diameter sump, effluent, or sewage basins, this structural extension allows for deeper burial depths and easier access to pump equipment without needing to dig up the entire basin.
Extension Height: 12 Inches
Compatibility: Designed to fit standard 18-inch diameter basins
Material: Heavy-duty, corrosion-resistant molded structural plastic built for underground burial
Application: Ideal for residential or commercial sump pump, sewage ejector, and septic basin installations where extra depth is required to reach grade level
Expand the capacity and depth of your underground basin system with this heavy-duty 12-inch riser extension. Specially engineered for 18-inch diameter sump, effluent, or sewage basins, this structural extension allows for deeper burial depths and easier access to pump equipment without needing to dig up the entire basin.
Extension Height: 12 Inches
Compatibility: Designed to fit standard 18-inch diameter basins
Material: Heavy-duty, corrosion-resistant molded structural plastic built for underground burial
Application: Ideal for residential or commercial sump pump, sewage ejector, and septic basin installations where extra depth is required to reach grade level