---
title: "Hazlehead Heat Network Expansion & Decarbonisation"
ocid: "ocds-r6ebe6-0000804215"
canonical_url: "https://d3tenders.com/contract/?ocid=ocds-r6ebe6-0000804215"
markdown_url: "https://d3tenders.com/contract/ocds-r6ebe6-0000804215.md"
json_url: "https://d3tenders.com/contract/ocds-r6ebe6-0000804215.json"
source: "Public Contracts Scotland"
current_stage: "Award"
buyer: "ABERDEEN HEAT & POWER LTD"
published: "2025-12-16"
---

# Hazlehead Heat Network Expansion & Decarbonisation

Buyer: ABERDEEN HEAT & POWER LTD  
Current stage: Award  
OCID: ocds-r6ebe6-0000804215

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## Summary

Aberdeen Heat & Power Ltd is overseeing the public procurement process for the Hazlehead Heat Network Expansion & Decarbonisation project, located in Aberdeen, Scotland (region UKM). This initiative focuses on enhancing and decarbonising the district heat network and involves the supply and installation of various equipment and structures, such as a containerised plant room and air source heat pumps, spread over four lots. The contract is currently in the tender stage, with an open procedure and a total estimated value of £4.5 million. Key dates include the submission deadline on 8th August 2025 at 10:00 AM, with the awarding process commencing on the same day at 12:00 PM.

This procurement presents a significant opportunity for businesses specialising in energy solutions, construction, and environmental technology. Companies skilled in providing low-carbon technologies, managing construction projects, and operating within the utilities sector can benefit substantially by participating in this tender. With the increasing focus on sustainability and energy efficiency, businesses that can offer innovative and cost-effective solutions for heat network systems, energy management, and related construction activities will find this tender an ideal platform for growth and expansion.

## Notice

Lot 1 Supply of a containerised plant room Lot 2 Supply of an Air Source Heat Pump and associated plant Lot 3 Supply and installation of buried polymer heat network from energy centre to waste offtake location (circa 1.4km route) and a buried steel heat network connection to the existing heat network (circa 200m route) Lot 4 Main Contractor to manage the overall delivery of the decarbonisation project which will include construction of concrete bases for the main plant, installation of air source heat pumps and gas boiler plant, supply and installation of waste heat offtake equipment and management of AHP's heat network installation contractor.

### Lot Information

Lot 2 Supply of an Air Source Heat Pump and associated plant

Hazlehead Heat Network is an existing district heat network that is operated by Aberdeen Heat and Power (AHP) and has an annual demand of circa 5,000MWh. The existing heat network energy centre is located within a school site which is planned for demolition and redevelopment. This offers the opportunity to construct a new low carbon energy centre within the new school development to supply low carbon heat to the existing heat network and the new school, by utilising waste heat and air source heat pumps, with peak and reserve heat supply provided by gas boilers. Lot 2 Supply of an Air Source Heat Pump and associated plant

Lot 3 Supply and installation of buried heat network

Hazlehead Heat Network is an existing district heat network that is operated by Aberdeen Heat and Power (AHP) and has an annual demand of circa 5,000MWh. The existing heat network energy centre is located within a school site which is planned for demolition and redevelopment. This offers the opportunity to construct a new low carbon energy centre within the new school development to supply low carbon heat to the existing heat network and the new school, by utilising waste heat and air source heat pumps, with peak and reserve heat supply provided by gas boilers. Lot 3 Supply and installation of buried polymer heat network from energy centre to waste offtake location (circa 1.4km route) and a buried steel heat network connection to the existing heat network (circa 200m route)

Lot 4 Main Contractor to manage the overall delivery of the decarbonisation project.

Hazlehead Heat Network is an existing district heat network that is operated by Aberdeen Heat and Power (AHP) and has an annual demand of circa 5,000MWh. The existing heat network energy centre is located within a school site which is planned for demolition and redevelopment. This offers the opportunity to construct a new low carbon energy centre within the new school development to supply low carbon heat to the existing heat network and the new school, by utilising waste heat and air source heat pumps, with peak and reserve heat supply provided by gas boilers. Lot 4 Main Contractor to manage the overall delivery of the decarbonisation project which will include construction of concrete bases for the main plant, installation of air source heat pumps and gas boiler plant, supply and installation of waste heat offtake equipment and management of AHP's heat network installation contractor.

Lot 1 Supply of a containerised plant room

Hazlehead Heat Network is an existing district heat network that is operated by Aberdeen Heat and Power (AHP) and has an annual demand of circa 5,000MWh. The existing heat network energy centre is located within a school site which is planned for demolition and redevelopment. This offers the opportunity to construct a new low carbon energy centre within the new school development to supply low carbon heat to the existing heat network and the new school, by utilising waste heat and air source heat pumps, with peak and reserve heat supply provided by gas boilers. Lot 1 Supply of a containerised plant room

## Key Details

| Field | Value |
| --- | --- |
| Publication source | Public Contracts Scotland |
| Latest notice | https://www.publiccontractsscotland.gov.uk/search/show/search_view.aspx?ID=DEC545758 |
| Notice type | PCS Notice - Website Contract Award Notice |
| Procurement type | Standard |
| Procurement category | Works |
| Procurement method | Open |
| Procurement method details | Open procedure |
| Tender suitability | Not specified |
| Awardee scale | Large |
| All stages | Tender, Award |

## Dates

| Field | Value |
| --- | --- |
| Publication date | 16 Dec 2025 |
| Submission deadline | 8 Aug 2025 |
| Future notice date | Not specified |
| Award date | 22 Oct 2025 |
| Contract period | Not specified |
| Recurrence | Not specified |

## Values

| Field | Value |
| --- | --- |
| Tender value | £4,500,000 |
| Lots value | Not specified |
| Awards value | Not specified |
| Contracts value | £4,459,402 |

## Status

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

## Buyer

| Field | Value |
| --- | --- |
| Main buyer | ABERDEEN HEAT & POWER LTD |
| Locality | ABERDEEN |
| Post town | Aberdeen |
| Postcode | AB11 5EG |
| Country | Scotland |
| ITL 1 | TLM Scotland |
| ITL 2 | TLM5 North Eastern Scotland |
| ITL 3 | TLM50 Aberdeen City and Aberdeenshire |
| Local authority | Aberdeen City |
| Electoral ward | George St/Harbour |
| Westminster constituency | Aberdeen South |
| Delivery location | TLM50 Aberdeen City and Aberdeenshire |

## Supplier

| Field | Value |
| --- | --- |
| Number of suppliers | 2 |
| Supplier names | ALTERNATIVE HEAT; CHAP GROUP (ABERDEEN |

## CPV Codes

### Divisions

- 42 - Industrial machinery
- 45 - Construction work

### Codes

- 42511110 - Heat pumps
- 45232140 - District-heating mains construction work
- 45232141 - Heating works
- 45251250 - District-heating plant construction work
- 45331000 - Heating, ventilation and air-conditioning installation work

## Release History

- 16 Dec 2025 at 00:00 - Award - PCS Notice - Website Contract Award Notice - https://www.publiccontractsscotland.gov.uk/search/show/search_view.aspx?ID=DEC545758
- 14 Jul 2025 at 00:00 - Tender - PCS Notice - Website Contract Notice - https://www.publiccontractsscotland.gov.uk/search/show/search_view.aspx?ID=JUL534633

## Documents

- https://www.publiccontractsscotland.gov.uk/NoticeDownload/DownloadDocument.aspx?id=JUL534633&idx=10
  23rd July 2025 - Lot 2 Cost Schedule - ASHP Plant Supplier
- https://www.publiccontractsscotland.gov.uk/NoticeDownload/DownloadDocument.aspx?id=JUL534633&idx=9
  23rd July 2025 - Lot 1 Cost Schedule Containerised Plant Room
- https://www.publiccontractsscotland.gov.uk/NoticeDownload/DownloadDocument.aspx?id=JUL534633&idx=3
  16th July 2025 - Appendix 1 Statement of Requirements Lots 1-4
- https://www.publiccontractsscotland.gov.uk/NoticeDownload/DownloadDocument.aspx?id=JUL534633&idx=8
  16th July 2025 - Appendix 1 Statement of Requirements Lots 1-4
- https://www.publiccontractsscotland.gov.uk/NoticeDownload/DownloadDocument.aspx?id=JUL534633&idx=1
  14th July 2025 - ITT
- https://www.publiccontractsscotland.gov.uk/NoticeDownload/DownloadDocument.aspx?id=JUL534633&idx=2
  14th July 2025 - SPD
- https://www.publiccontractsscotland.gov.uk/NoticeDownload/DownloadDocument.aspx?id=JUL534633&idx=4
  14th July 2025 - Appendix 2 Pricing Schedule
- https://www.publiccontractsscotland.gov.uk/NoticeDownload/DownloadDocument.aspx?id=JUL534633&idx=5
  14th July 2025 - Appendix 3 Declaration
- https://www.publiccontractsscotland.gov.uk/NoticeDownload/DownloadDocument.aspx?id=JUL534633&idx=6
  14th July 2025 - Appendix 4 Contracts Lots 1-4
- https://www.publiccontractsscotland.gov.uk/NoticeDownload/DownloadDocument.aspx?id=JUL534633&idx=7
  14th July 2025 - Appendix 5 Award Questionnaire Lots 1-4
- https://www.publiccontractsscotland.gov.uk/search/show/search_view.aspx?ID=JUL534633
  Hazlehead Heat Network Expansion & Decarbonisation - Lot 1 Supply of a containerised plant room Lot 2 Supply of an Air Source Heat Pump and associated plant Lot 3 Supply and installation of buried polymer heat network from energy centre to waste offtake location (circa 1.4km route) and a buried steel heat network connection to the existing heat network (circa 200m route) Lot 4 Main Contractor to manage the overall delivery of the decarbonisation project which will include construction of concrete bases for the main plant, installation of air source heat pumps and gas boiler plant, supply and installation of waste heat offtake equipment and management of AHP's heat network installation contractor.
- https://www.publiccontractsscotland.gov.uk/search/show/search_view.aspx?ID=DEC545758
  Hazlehead Heat Network Expansion & Decarbonisation - Lot 1 Supply of a containerised plant room Lot 2 Supply of an Air Source Heat Pump and associated plant Lot 3 Supply and installation of buried polymer heat network from energy centre to waste offtake location (circa 1.4km route) and a buried steel heat network connection to the existing heat network (circa 200m route) Lot 4 Main Contractor to manage the overall delivery of the decarbonisation project which will include construction of concrete bases for the main plant, installation of air source heat pumps and gas boiler plant, supply and installation of waste heat offtake equipment and management of AHP's heat network installation contractor.

## Notice URLs

- http://
- http://www.aberdeenheatandpower.co.uk
- http://www.publiccontractsscotland.gov.uk
- https://api.publiccontractsscotland.gov.uk/v1/Notice?id=ocds-r6ebe6-0000804215

## 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-r6ebe6-0000804215. The underlying structured data is available as OCDS JSON at https://d3tenders.com/contract/ocds-r6ebe6-0000804215.json.