Home » Spill ContainmentModel 146PL - "Never Sink" Below Grade ManholePrevents nozzle problems associated with settling of all competitive below-grade manholes. Non-settlin, never-sink manhole. No problem with bellows collapsing unlike competitive products.Application -Prevents nozzle connection problems associated with settling of all competitive below-grade manholes.Features-✔ Eliminates bellows collapsing✔ Maintains correct spacing between upper and lower covers✔ Ring locks into concrete✔ Adjustable height allows easy installation and maintenance without styrofoam spacers✔ No extension required✔ Available in 5 gallon✔ 4” riser opening✔ H-20 load ratingConstruction -• Cast iron ring• Cross-linked polyethylene bellows• Plastic gravel shield• Cast iron baseSales SheetPrice: $0.00 146PL Please Select...-1212 -1212-V BG-1212 BG-1212-V Tweet« Previous | Next »