---
title: "RFP0001-Goods-Contract-Supply, Delivery & Installation of Biological Treatment Equipment"
ocid: "ocds-h6vhtk-05a796"
canonical_url: "https://d3tenders.com/contract/?ocid=ocds-h6vhtk-05a796"
markdown_url: "https://d3tenders.com/contract/ocds-h6vhtk-05a796.md"
json_url: "https://d3tenders.com/contract/ocds-h6vhtk-05a796.json"
source: "Find A Tender Service"
current_stage: "Award"
buyer: "UNITED UTILITIES WATER LIMITED"
published: "2026-01-15"
---

# RFP0001-Goods-Contract-Supply, Delivery & Installation of Biological Treatment Equipment

Buyer: UNITED UTILITIES WATER LIMITED  
Current stage: Award  
OCID: ocds-h6vhtk-05a796

[View canonical contract page](https://d3tenders.com/contract/?ocid=ocds-h6vhtk-05a796)  
[Download OCDS JSON](https://d3tenders.com/contract/ocds-h6vhtk-05a796.json)

## Summary

The procurement process, conducted by United Utilities Water Limited, was focused on the supply, delivery, and installation of Biological Treatment Equipment at Salford Wastewater Treatment Works. This tender fell under the goods industry category, specifically machinery for the treatment of sewage. The process reached the award stage by 15 January 2026 and was an open competition below the threshold. The equipment involved included MBBR units, DAF units, and related items. The contract, valued at £485,000 net, was awarded to Siltbuster Limited, with the agreement running from 27 January 2026 to 26 January 2027. The procurement took place at the regional level in the UKD area, United Kingdom.

This tender offers significant growth opportunities for businesses specialising in water treatment technologies, particularly small to medium enterprises like Siltbuster Limited. Companies that can supply and install complex biological treatment equipment such as MBBR and DAF units are well-positioned to take advantage of similar procurement opportunities in the utilities sector. Business growth can be driven by participating in open procurement methods that cater to both goods and ancillary services, such as this competitive tender process.

## Notice

The supply, delivery and installation of Biological Treatment Equipment for Salford WwTW. Equipment can include MBBR units, DAF units, Blower skids, pipework and others.

## Key Details

| Field | Value |
| --- | --- |
| Publication source | Find A Tender Service |
| Latest notice | https://www.find-tender.service.gov.uk/Notice/003319-2026 |
| Notice type | UK6 - Contract Award Notice |
| Procurement type | Standard |
| Procurement category | Goods |
| Procurement method | Open |
| Procurement method details | Below threshold - open competition |
| Tender suitability | Not specified |
| Awardee scale | SME |
| All stages | Tender, Award |

## Dates

| Field | Value |
| --- | --- |
| Publication date | 15 Jan 2026 |
| Submission deadline | 17 Oct 2025 |
| Future notice date | Not specified |
| Award date | 15 Jan 2026 |
| Contract period | 27 Jan 2026 - 26 Jan 2027 |
| Recurrence | Not specified |

## Values

| Field | Value |
| --- | --- |
| Tender value | £350,000 |
| Lots value | £350,000 |
| Awards value | £485,000 |
| Contracts value | Not specified |

## Status

| Field | Value |
| --- | --- |
| Tender status | Complete |
| Lots status | Complete |
| Awards status | Active |
| Contracts status | Not specified |

## Buyer

| Field | Value |
| --- | --- |
| Main buyer | UNITED UTILITIES WATER LIMITED |
| Locality | WARRINGTON |
| Post town | Warrington |
| Postcode | WA5 3LP |
| Country | England |
| ITL 1 | TLD North West (England) |
| ITL 2 | TLD6 Cheshire |
| ITL 3 | TLD61 Warrington |
| Local authority | Warrington |
| Electoral ward | Great Sankey North and Whittle Hall |
| Westminster constituency | Warrington South |
| Delivery location | Not specified |

## Supplier

| Field | Value |
| --- | --- |
| Number of suppliers | 1 |
| Supplier names | SILTBUSTER |

## CPV Codes

### Divisions

- 42 - Industrial machinery

### Codes

- 42996000 - Machinery for the treatment of sewage

## Release History

- 15 Jan 2026 at 09:30 - Award - UK6 - Contract Award Notice - https://www.find-tender.service.gov.uk/Notice/003319-2026
- 3 Oct 2025 at 09:30 - Tender - UK4 - Tender Notice - https://www.find-tender.service.gov.uk/Notice/062020-2025

## Documents

- https://www.find-tender.service.gov.uk/Notice/003319-2026
  15th January 2026 - Contract award notice on Find a Tender
- https://www.find-tender.service.gov.uk/Notice/062020-2025
  3rd October 2025 - Tender notice on Find a Tender

## Notice URLs

- http://www.siltbuster.com
- https://uk.eu-supply.com/app/rfq/rwlentrance_s.asp?PID=98539&B=
- https://www.legislation.gov.uk/ukpga/2023/54/contents
- https://www.unitedutilities.com

## Provenance

This Markdown file is an alternate public rendering of the D3 Tenders contract record. The canonical page is https://d3tenders.com/contract/?ocid=ocds-h6vhtk-05a796. The underlying structured data is available as OCDS JSON at https://d3tenders.com/contract/ocds-h6vhtk-05a796.json.