• NPC Kor-N-Seal Pipe-to-Manhole Connectors
• NPC Kor-N-Tee® & NPC Kor-N-Tee Saddle Pipe-to-Pipe Connectors
• NPC Pipe & Manhole Joint Repair Products
• NPC Corrugated Pipe Adapters
• NPC Waterstop Grouting Ring
• NPC Self-Lubricating Gaskets for Concrete Pipe & Manholes
• NPC Machinery
• Bidco Sealants & Fiber

NPC Waterstop Grouting Ring

Resiliant rubber and stainless steel bands, combined with mortar creates a highly effective seal.

• Establishes a watertight connection between manhole wall and pipe
• Installs in minutes - saving time and money
• Great for reestablishing watertight connections at manhole after pipe bursting
• Can be used with most types of pipe

Data Sheet & Installation Instructions