--- title: "Water Hygiene Maintenance Services" ocid: "ocds-h6vhtk-05d0f9" canonical_url: "https://d3tenders.com/contract/?ocid=ocds-h6vhtk-05d0f9" markdown_url: "https://d3tenders.com/contract/ocds-h6vhtk-05d0f9.md" json_url: "https://d3tenders.com/contract/ocds-h6vhtk-05d0f9.json" source: "Find A Tender Service" current_stage: "Planning" buyer: "THE ROYAL HOUSEHOLD" published: "2025-10-21" --- # Water Hygiene Maintenance Services Buyer: THE ROYAL HOUSEHOLD Current stage: Planning OCID: ocds-h6vhtk-05d0f9 [View canonical contract page](https://d3tenders.com/contract/?ocid=ocds-h6vhtk-05d0f9) [Download OCDS JSON](https://d3tenders.com/contract/ocds-h6vhtk-05d0f9.json) ## Summary The Royal Household, classified as a public authority within sub-central government, is currently in the planning stage for a tender relating to "Water Hygiene Maintenance Services" across multiple sites in London and Windsor. The purpose of this tender is to secure services for planned maintenance and reactive water hygiene remedies. A virtual market engagement session is scheduled for 3rd November 2025 to provide insights into the project and encourage innovative suggestions. The contract is valued at £1,300,000 with an option to extend the engagement beyond its original 3-year term starting on 6th April 2026. This tender represents a significant opportunity for businesses that specialise in water hygiene maintenance, plumbing, and related consultancy services. Companies with expertise in service innovation, compliance with European and British standards, and familiarity with managing complex estates will find this contract particularly beneficial. Businesses capable of providing comprehensive maintenance solutions, energy and water optimisation, and training will be well-positioned to succeed in this procurement process, enhancing their portfolio and industry standing, while contributing to improved efficiency and sustainability at prestigious sites. ## Notice Summary of Contract Scope for Water Hygiene Services The contract shall contain a number of sites across London & Windsor. Applicants must be technically able to deliver against the contract scope as follows: a. Planned maintenance according to the water risk assessment written schemes across all sites. b. Reactive water hygiene remedials arising from water sampling results across all sites detailed above. c. Routine maintenance of plant equipment, including magnetic filters, Orca copper silver systems, water softeners, ENWA filtration units, and swimming pools. d. Improvement, corrections and adjustments to water systems, as recommended under the risk assessment. e. Additional plumbing works, as agreed. f. Additional water hygiene sampling and other services, as agreed. g. Receive, update, and close out work using the RHPS CAFM system. h. Performance of all maintenance services in accordance with regulatory requirements and recommendations (e.g. O&M manuals and manufacturer's recommendations), as appropriate to each Royal Household Property. i.Maintain industry standards and best practice maintenance and operation throughout the Royal Household Estates. j.Undertake full safety checks on all relevant systems, plant and equipment to ensure full compliance with European and British Standards, Building and Fire Safety Regulations, other statutory and legislative minimum standards, the requirements of the RHPS, and any other relevant technical publications. k.Perform asset list validation and asset tagging of water system assets in the first 90 days of the contract via the RHPS CAFM system. This includes updating relevant schematics and drawings to reflect updates / changes. l.Record and publish findings in regular service reports, including identifying low-use outlets, vacant properties and out of bounds / construction areas that could pose increased risk to water hygiene. m.Maintain all systems appropriate to the operating parameters of the Royal Household Property and assets. n.Provide training tools and materials to RHPS personnel, including for flushing and other agreed activities. o.Endeavour to prolong system life and recommend to the RHPS any variations to system requirements, that would reflect improved value for money. The first report will be six (6) months post the commencement date of the contract. p.Identify to the RHPS team energy and water optimization and reduced utility consumption opportunities. The first report will be six (6) months post the commencement date of the contract. q.Identify potential system risks, and suggest innovative improvements or solutions. r.Propose improved control mechanisms and additional equipment to improve the systems. s.Identify opportunities to reduce energy consumption and carbon emissions. t.Maintain all work areas in a clean, tidy and safe condition free from oil, grease, dust, debris, foreign objects, inappropriate storage and rubbish which will include keeping all work areas in an orderly state. u.Regular reporting to the RHPS, where the contract will be reviewed against Key Performance Indicators (KPIs). For more information about this opportunity, please visit the Delta eSourcing portal at: https://www.delta-esourcing.com/tenders/UK-UK-London:-Water-treatment-work./H6F3BH7JM9 To respond to this opportunity, please click here: https://www.delta-esourcing.com/respond/H6F3BH7JM9 ### Planning Information The Royal Household will be hosting a brief, virtual session which is aimed to introduce the project & invite suggestions for innovation & improvement. This session is scheduled for Monday 3rd November, time TBC, please contact procurement@royal.uk for the invitation. ## Key Details | Field | Value | | --- | --- | | Publication source | Find A Tender Service | | Latest notice | https://www.find-tender.service.gov.uk/Notice/067207-2025 | | Notice type | UK2 - Preliminary Market Engagement Notice | | Procurement type | Standard | | Procurement category | Services | | Procurement method | Not Specified | | Procurement method details | Not specified | | Tender suitability | Not specified | | Awardee scale | Not specified | | All stages | Planning | ## Dates | Field | Value | | --- | --- | | Publication date | 21 Oct 2025 | | Submission deadline | Not specified | | Future notice date | 3 Nov 2025 | | Award date | Not specified | | Contract period | 5 Apr 2026 - 5 Apr 2029 | | Recurrence | Not specified | ## Values | Field | Value | | --- | --- | | Tender value | £1,300,000 | | Lots value | Not specified | | Awards value | Not specified | | Contracts value | Not specified | ## Status | Field | Value | | --- | --- | | Tender status | Planning | | Lots status | Planning | | Awards status | Not specified | | Contracts status | Not specified | ## Buyer | Field | Value | | --- | --- | | Main buyer | THE ROYAL HOUSEHOLD | | Locality | LONDON | | Post town | South West London | | Postcode | SW1A 1AA | | Country | England | | ITL 1 | TLI London | | ITL 2 | TLI3 Inner London - West | | ITL 3 | TLI35 Westminster and City of London | | Local authority | Westminster | | Electoral ward | St James's | | Westminster constituency | Cities of London and Westminster | | Delivery location | TLI London, TLI7 Outer London - West and North West | ## CPV Codes ### Divisions - 45 - Construction work - 50 - Repair and maintenance services - 51 - Installation services (except software) - 65 - Public utilities - 90 - Sewage, refuse, cleaning and environmental services ### Codes - 45232430 - Water-treatment work - 45332200 - Water plumbing work - 50411100 - Repair and maintenance services of water meters - 51514110 - Installation services of machinery and apparatus for filtering or purifying water - 65123000 - Water softening services - 90713100 - Consulting services for water-supply and waste-water other than for construction ## Release History - 21 Oct 2025 at 15:05 - Planning - UK2 - Preliminary Market Engagement Notice - https://www.find-tender.service.gov.uk/Notice/067207-2025 ## Documents - https://www.find-tender.service.gov.uk/Notice/067207-2025 21st October 2025 - Preliminary market engagement notice on Find a Tender ## Notice URLs - https://www.delta-esourcing.com/respond/H6F3BH7JM9 - https://www.delta-esourcing.com/tenders/UK-UK-London:-Water-treatment-work./H6F3BH7JM9 - https://www.legislation.gov.uk/ukpga/2023/54/contents ## 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-05d0f9. The underlying structured data is available as OCDS JSON at https://d3tenders.com/contract/ocds-h6vhtk-05d0f9.json.