SPECIFICATIONS:
- Bladder: Heavy high nitrile rubber.
- Compression ring: 3 pc. plated, ductile iron interlocking ring.
- Expansion ring: 2 pc. heavy duty plated, steel interlocking ring.
- Fiberglass sumps, are the only ones that can be retrofitted
| | FEATURES:
- Keeps high ground water from overflowing into the sump without the use of a sump cover.
- By using the retrofit manhole cover with cam-lok observation port, there is no need to remove the 36" cover, and all inspections can be performed through this area.
- Best of all, it cuts down on maintenance costs.
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