The Cherne 8"-12" Big-Mouth Plug with 6" Bypass (part #376-088) is the highest-flow pneumatic bypass plug in the standard Cherne line — a 6" bypass opening on an 8" to 12" pipe plug. For sewer testing applications where maximum flow-through is essential. Natural rubber construction for underground sewer and storm pipe.

Key Features

6" bypass — controlled flow-through during testing
Pneumatic inflation — natural rubber seals round and out-of-round pipe

Technical Specifications

Cherne Part Number	376-088
Pipe Size Range	8"-12"
Bypass Size	6"
Body Material	Natural rubber

Applications

Municipal sewer air pressure testing, storm drain isolation, large-diameter pipe testing during construction and repair, and compliance testing on trunk mains. Always follow Cherne inflation and back-pressure guidelines.

Questions on sizing or bulk pricing? Call (866) 514-3684 or email us — same-day shipping on in-stock items, tax-exempt purchasing for qualified accounts.

Tapón Cherne®, 8-12 IN. Boca grande, con 6 pulgadas Bypass