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AwardedFind a Tender · award

Appointment of a Contractor for the flushing/treatment of heating systems

Buyer: Royal United Hospitals Bath NHS Foundation Trust →

BuyerRoyal United Hospitals Bath NHS Foundation Trust
StatusAwarded
DeadlineNot published
ValueValue not published
Published28 Jul 2026

What is being bought

The Royal United Hospitals NHS Foundation Trust has identified an urgent requirement for the flushing/treatment of heating systems as part of its wider Decarbonisation Project. The Trust is seeking to improve the operational efficiency, reliability and longevity of several Low Temperature Hot Water (LTHW) heating systems across the estate through the implementation of a comprehensive water treatment and side-stream filtration solution. Docusign Envelope ID: 17C14E0A-B843-84EA-8335-50B8813EFC76 The existing heating systems require ongoing protection from the adverse effects of corrosion, scale formation, suspended solids, magnetite accumulation and air ingress, all of which can reduce system efficiency, increase energy consumption and contribute to premature plant failure. As part of the Trust's decarbonisation objectives, maintaining optimal water quality within these systems is essential to support efficient heat generation and distribution, reduce energy losses and minimise maintenance requirements. The proposed solution comprises the installation and commissioning of ENWA EnwaMatic® side-stream filtration and water treatment units across six separate LTHW systems serving the Wolfson, MRI, South, X-Ray, Z-Level and Central plant areas. The equipment provides continuous side-stream filtration to below 10 microns, pH control, corrosion inhibition, scale control, air removal and reduction of bacterial growth potential within the heating systems. The solution is designed as an alternative to conventional chemical dosing regimes and is intended to provide long-term maintenance of water quality and system performance. The requirement includes the supply of filtration units, automated backwash controls with Building Management System (BMS) integration, dedicated circulation pumps, break tanks, delivery and manufacturer-led commissioning. Manufacturer commissioning is required to validate equipment warranties and ensure the systems are operating in accordance with the intended design parameters. Delivery and installation of the water treatment solutions will support the Trust's objectives of improving heating system efficiency, reducing lifecycle maintenance costs, protecting critical infrastructure and contributing towards the Trust's sustainability and carbon reduction targets.

Lot details

Lot 1

No lot description published.

Statuscomplete

Comparable-procurement analytics

No usable CPV category has been published, so a comparable market set cannot yet be built.

Procurement strategy & market signals

Framework agreementNot published
Dynamic purchasing systemNot published
Competitive procurementNot published
Recurring requirementNot published
Procurement method rationaleNot published
Rationale classificationsNot published
Special regimeNot published
Covered byNot published
Submission policyNot published
Selection criteriaNot published
Risk detailsNot published

Planning & early market engagement

BudgetNot published
No-engagement rationaleNot published
Planning documents0
Planning milestones0

No planning milestones published.

Related procurements

No linked framework, prior procurement or reprocurement published.

Awards

Contracts

Appointment of a Contractor for the flushing/treatment of heating systems

Statusactive
Value£99,921

Documents & submission route

No documents are published in the current source record.

Source data inventory

Diagnostic view. “Not published” means this current release does not provide a value.

OCIDocds-h6vhtk-06d4d0
Latest release ID071041-2026
Latest release timestampTue Jul 28 2026 08:36:35 GMT+0000 (Coordinated Universal Time)
Sourcefind-a-tender
Official notice URLNot published
Tender statuscomplete
Procurement methodlimited
Procurement method detailsBelow threshold - limited competition
Main procurement categoryNot published
Above thresholdNot published
Legal basis2023/54
Tender period: startNot published
Tender period: endNot published
Expression of interest deadlineNot published
Enquiry deadlineNot published
Award period: startNot published
Award period: endNot published
Submission method detailsNot published
Submission languagesNot published
Electronic catalogue policyNot published
Total tender valueNot published
Tender lots in source1
Tender items in source0
Tender documents in source0
Awards in latest release1
Contracts in latest release1
Parties in latest release2

Notice history

DateEventReference
28 Jul 2026award, contract071041-2026

All source data

Unmodified official OCDS data retained by Tenderline for this procurement process.

Complete current OCDS release JSON
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    "description": "The Royal United Hospitals NHS Foundation Trust has identified an urgent requirement for the flushing/treatment of heating systems as\npart of its wider Decarbonisation Project. The Trust is seeking to improve the operational efficiency, reliability and longevity of several\nLow Temperature Hot Water (LTHW) heating systems across the estate through the implementation of a comprehensive water treatment\nand side-stream filtration solution.\nDocusign Envelope ID: 17C14E0A-B843-84EA-8335-50B8813EFC76\nThe existing heating systems require ongoing protection from the adverse effects of corrosion, scale formation, suspended solids,\nmagnetite accumulation and air ingress, all of which can reduce system efficiency, increase energy consumption and contribute to\npremature plant failure. As part of the Trust's decarbonisation objectives, maintaining optimal water quality within these systems is\nessential to support efficient heat generation and distribution, reduce energy losses and minimise maintenance requirements.\nThe proposed solution comprises the installation and commissioning of ENWA EnwaMatic® side-stream filtration and water treatment\nunits across six separate LTHW systems serving the Wolfson, MRI, South, X-Ray, Z-Level and Central plant areas. The equipment\nprovides continuous side-stream filtration to below 10 microns, pH control, corrosion inhibition, scale control, air removal and reduction\nof bacterial growth potential within the heating systems. The solution is designed as an alternative to conventional chemical dosing\nregimes and is intended to provide long-term maintenance of water quality and system performance.\nThe requirement includes the supply of filtration units, automated backwash controls with Building Management System (BMS)\nintegration, dedicated circulation pumps, break tanks, delivery and manufacturer-led commissioning. Manufacturer commissioning is\nrequired to validate equipment warranties and ensure the systems are operating in accordance with the intended design parameters.\nDelivery and installation of the water treatment solutions will support the Trust's objectives of improving heating system efficiency,\nreducing lifecycle maintenance costs, protecting critical infrastructure and contributing towards the Trust's sustainability and carbon\nreduction targets.",
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Complete JSON history (1 releases)
28 Jul 2026 · 071041-2026 · award, contract
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    "procurementMethod": "limited",
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