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Published 8 Jul 2026, 12:15 BST

Official UK procurement notice

Boiler Plantroom Refurbishment Works at Colley House, Uxbridge

Official notice

Authority: London Borough of Hillingdon (Local council)

WorksBelow threshold - open competitionBelow thresholdSME suitable
Published estimate£300,000£360,000 inc. VAT
Submissions closed 10 Aug 2026
Contract term 6 moends 1 Sept 2027 · starts 1 Mar 2027

What is being bought

Published requirement description

The London Borough of Hillingdon (the Council) invites tenders from suitably qualified and experienced Boiler Contractors in relation to entering into an agreement for the works of the complete refurbishment of the existing communal boiler plantroom and associated heating infrastructure at Colley House.

The works comprise the complete refurbishment of the existing communal boiler plantroom and associated heating infrastructure at Colley House.

The Contractor shall provide all labour, materials, plant, equipment, supervision, temporary works, testing, commissioning, certification, documentation, builder's works and resident liaison services necessary to deliver a fully operational heating and hot water system.

The works include:

  • Replacement of the existing boiler plant.
  • Replacement of associated mechanical and electrical services.
  • New gas infrastructure and gas safety systems.
  • New Trend BMS controls.
  • New plantroom ventilation system.
  • New water treatment and pressurisation equipment.
  • Replacement of 84 Heat Interface Units (HIUs) within occupied dwellings.
  • Removal of redundant equipment and associated builders' works.
  • Issuing temporary 3kw fan / Oil heaters to residents and Lease Holders if required or total emergency loss of plantroom equipment.

All works shall comply with current Building Regulations, British Standards, Gas Safety Regulations, CIBSE Guidance, manufacturers' recommendations and all other statutory requirements.

Hillingdon will enter into a contract with the successful Contractor(s) which shall be based on JCT 2024 Minor Works Contract with Contractors Design.

CPV: Boiler installation work · Boiler installations · Boilers · Heating-plant repair and maintenance work

The lotProcurement structure

single lot · value published
Lot #1 6 moSMEPublished value£300,000
Contract period: 1 Mar 2027 – 1 Sept 2027 (6 mo)Value: £300,000 exc. VAT · £360,000 inc. VAT
Delivery: LondonEligibility: SME eligible

What it takes to win
i

How this buyer will score bids.

The evaluation criteria and weights exactly as published on the notice, grouped by family (price, quality, social value and so on).

Evaluation split and conditions of participation as published; the tender pack may add more
How bids were scored
Quality: 50%Price: 50%
Published award criteria (2)
  • Price: 50% Quality - 50% Price
  • Quality: 50% Quality - 50% Price
What this means for your bid
  • Price carries 50 of 100 points: a 10% discount moves about 5 points. This one is won on the number: sharpen the price before polishing the prose.

Price arithmetic assumes straight proportional scoring; the tender pack may use another formula.

Procedure terms & legal framework

From the official record
Procedure method
Below threshold - open competition
Legal basis
UKPGA · 2023/54 Procurement Act 2023
Procurement category
Works
Notice status
Closed
Procurement threshold
Below threshold
Regulatory regime
Standard
Commercial structure
Stand-alone contract (no framework)
Competition type
Competitive procedure
GPA / WTO covered
Unspecified in notice
Recurring procurement
Unspecified in notice
First published
8 Jul 2026, 12:15 BST
Last source update
22 Jul 2026, 09:53 BST
FTS notice number
2026/S 000-064147
Latest notice
Tender notice (UK4)
Classification (CPV)
Boiler installation workBoiler installationsBoilersHeating-plant repair and maintenance work
Delivery area
London (UKI74)
Official registry OCID
ocds-h6vhtk-06c63a Find a Tender

How it was run

Official notice
Run through: ProContract (Due North) · Who buys & how to bid on ProContract
Supplier login requiredElectronic submission allowed
Access & registration note: Free · short registration with manual review; public opportunity list
Submission deadline
10 Aug 2026, 12:00 BST
Submission channel
Official e-sourcing portal
Electronic submission
Allowed
Detailed submission instructions & authority contactsFrom official release

All tender documents will be made available via the tender portal:

supplierlive.proactisp2p.com ↗

Timeline

8 Jul 2026 → 1 Mar 2027 · 4 dates
  1. Tender notice published110 days ago
    8 Jul 2026, 12:15 BST
  2. Latest notice published96 days ago
    22 Jul 2026, 09:53 BST
  3. Submission deadline77 days ago
    10 Aug 2026, 12:00 BST
  4. Today
    26 Oct 2026
  5. Contract startsin 126 days
    1 Mar 2027

Notice history

3 events · 2 releases on Find a Tender · since 8 Jul 2026
  1. Tender notice published
    8 Jul 2026, 12:15 BST
    UK4
  2. Tender notice published
    22 Jul 2026, 09:53 BST
    UK4
  3. Deadline moved to 10 Aug 2026, 12:00 BST
    22 Jul 2026, 09:53 BST
    +12 days · was 29 Jul 2026, 12:00 BST
Published amendments (1)

End Date has been extended to Monday 10th August 2026 at 12:00 midday.

Contracting authority & participating public bodies

London Borough of Hillingdon

Contracting authorityPublic authority - sub-central government GB-PPON: PHZZ-4724-NYPH Civic Centre, Uxbridge, London, UB8 1UWContact email

Official documents & specifications (2)

Official links; attachments are not copied

Notices published for this procedure

  • Tender notice tenderTender noticeUK4Tender notice on Find a Tender
  • Tender notice tenderTender noticeUK4Tender notice on Find a Tender