DERWENT SEWER OB JUNCTIONS

Derwent Sewer OB Junctions

  • Derwent Industries 316 Stainless Steel Sewer OB’s are Australian manufactured. Sewer OB’s are a permanent sewer branch connection and can also be used for repairs on Non-Pressure Sewer pipelines. Manufactured in accordance with AS4181 and the new WSAA specifications.

  • • 316 Stainless Steel for superior corrosion protections

    • Studs and Nuts coated with molybond to prevent galling

    • Sewer OB’s provide a simple and permanent connection whilst supporting the integrity of the main

    • Nitrile gasket providing a full circle seal

    • Sewer OB’s are fully passivated, ensuring superior quality

    • Junctions available in 45º and 90º (45º as standard, 90º as specials)

    • uPVC coupling attached to offtake to allow for ease of connection to PVC property drain

    • All studs are supplied with plastic thread protectors

    • Junction does not extend past the end of the clamp

  • The Derwent Industries Sewer OB’s are ideal for new service connections on existing or new sewer mains. The Sewer OB’s can also be used for repairing and reconnecting a damaged branch. Sizes are available for new and older styles of sewer mains.

  • Size Range: DN100 - DN450

    Offtake Sizes: DN100/150/225

    Temperature Range: -10ºC to 60ºC

    Max. Operating Pressure: 100kPa

    Quality Assurance: ISO9001:2015