- OPW Water Intrusion Prevention Brochure 2018
- OPW Watertight Wonders brochure 2018
- OPW Total System Solution brochure 2018
- OPW EPA Compliance brochure 2018
FlexWorks™ Special Application Sumps are installed below-grade and provide a convenient means of housing a multitude of underground piping connections and equipment, including valves, filters, meters and pumps. The PSL-3830 Line Connection Sump has large horizontal flats to accommodate multiple piping entries. The PSL-3630 Tall Mini-Sump has long vertical flats to accommodate applications with varying pipe entry heights. The PSL-2430 Mini-Sump is ideal for connecting long pipe runs in a contained area.