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Supply, Install & Commission of Odorant Injection Systems

NORTHERN GAS NETWORKS LIMITED Published 17 Dec 2025 Find a Tender
The value below is a framework or dynamic market ceiling: the maximum that could be spent across all call-offs, not the value of a single contract. Aggregate figures on this site exclude these to avoid double counting.

key details

Statuscomplete
RegionNorth East, North West, Yorkshire and the Humber, East Midlands, West Midlands, East of England, London, South East, South West
Proceduredirect
SME suitableYes
OCIDocds-h6vhtk-05f82f

Award

SupplierValueDateStatus
YZ SYSTEMS LTD £3,500,000 17 Dec 2025 pending

description

Supply, install and commissioning of network compatible odorant injection systems This procurement covers the supply, installation, and commissioning of odorant injection systems to support operational reliability and compliance across designated gas sites.

The systems are proprietary to the Supplier, requiring a single-source approach to ensure compatibility and maintain existing infrastructure standards.

Key Deliverables include:

  • Delivery of ZEO odorant injection units with bund risers.
  • Mechanical and electrical installation, including associated materials and pneumatic lines.
  • Integration of electrical back plates, cabinet lighting, PRU and vent stack.
  • Full retention of existing NJEX systems

Commissioning and Factory Acceptance Testing (FAT) by Supplier.

  • Hazardous waste disposal in line with environmental requirements.
  • Supply and installation of 75m injection line and miscellaneous materials.

Geography and Scale: Deployment spans multiple operational sites within the UK gas network, ensuring continuity of odorization capability across the region.

Purpose: The upgrade will enhance system reliability, maintain regulatory compliance for gas odorization, and support safe network operations. Leveraging Supplier proprietary technology ensures seamless integration with existing assets and minimizes operational risk

notice history

2 notices published against this procurement.

PublishedTypeRegimeNotice
17 Dec 2025 Transparency notice (UK5) Procurement Act 2023 083992-2025
17 Dec 2025 Contract award (UK6) Procurement Act 2023 084016-2025

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