Source: https://tendernation.io/opportunities/01a13be1-080b-73f8-90ed-fbab3bfe9c24/cm3543-asp-diffuser-asset-replacement [Skip to main content](#main-content) closedGBrestricted procedure # CM3543 ASP Diffuser Asset Replacement [Yorkshire Water Services Limited](https://tendernation.io/buyers/yorkshire-water-services-limited) Estimated value £9,273,550 Published 21 Jul 2026 Deadline Rolling deadline ## Who can bid - Sets up a framework Winning a place does not guarantee work: contracts are awarded later as call-offs, and the list usually stays closed for years. ## About this tender Yorkshire Water is launching a tender notice of a procurement process for the provision of diffuser system services across its wastewater treatment asset portfolio. The proposed framework will support the assessment, design, supply, installation, commissioning and replacement of diffuser systems within Activated Sludge Plants (ASPs) and associated wastewater treatment processes. The framework is intended to provide end-to-end scheme delivery, including condition assessment of existing assets, design of replacement or new diffuser systems, supply of diffusers and associated mechanical components, installation works, commissioning, performance validation and phased handover to maintain operational continuity. Suppliers with relevant experience and capability are invited to express interest and participate in the CoP. ## CPV classification Machinery for the treatment of sewageSewage treatment worksSludge-treatment worksSewage plant equipmentInstallation services of electrical and mechanical equipmentEngineering design servicesSewage treatment services Source Find a Tender (UK) · Notice ocds-h6vhtk-06b2d2-2026-07-21T09:47:37+01:00 [View official notice ](https://www.find-tender.service.gov.uk/Notice/ocds-h6vhtk-06b2d2-2026-07-21T09:47:37+01:00) Never miss a tender like this again Get AI summaries, deadline alerts and a bid pipeline for tenders matched to your business. Free to start. [Track tenders free ](/register) [Buyer profileYorkshire Water Services Limited: past awards and live tenders](https://tendernation.io/buyers/yorkshire-water-services-limited)[SectorMore Industrial machinery tenders](https://tendernation.io/sectors/industrial-machinery) ## More tenders like this [Comminutors – dostawa fabrycznie nowego rozdrabniacza DO ZUOK W długoszynie Celowy Związek Gmin CZG-12 30 days left 16 Nov 2026](https://tendernation.io/opportunities/01a14210-46e5-7283-9987-601a638967d8/poland-comminutors-dostawa-fabrycznie-nowego-rozdrabniacza-do-zuok-w-dlugosz)[Machining centre – Fourniture, livraison, installation et mise en service de 2 centres d’usinage 5 axes à commande numérique pour les formations de la filière bois dispensées aux lycées professionnels des Métiers Jeanne Malivel à Pleyben et Le Blavet à Pontivy Conseil régional de Bretagne 42 days left 27 Nov 2026](https://tendernation.io/opportunities/01a14210-61b6-73ad-bffe-20dacea0aad2/france-machining-centre-fourniture-livraison-installation-et-mise-en-servi)[Pumps and compressors – Levering en onderhoud van mobiele pompsystemen Waterschap Limburg 17 days left 2 Nov 2026](https://tendernation.io/opportunities/01a14210-2cb1-72c8-9391-a51612a7f62c/netherlands-pumps-and-compressors-levering-en-onderhoud-van-mobiele-pompsyst)[Filtering apparatus – Marché public global de performance pour la fourniture, la mise en service, l'exploitation et la maintenance de systèmes d'épuration d'air dans des stations de métro de Lyon SYTRAL Mobilités - TRANSPORT 14 days left 30 Oct 2026](https://tendernation.io/opportunities/01a14210-1bd8-7372-8499-8fd1553e88ce/france-filtering-apparatus-marche-public-global-de-performance-pour-la-fourn)[Parts of general-purpose machinery – „Доставка на резервни части и следгаранционна поддръжка на техника за третиране на битови отпадъци, транспортьори, барабанни сита и сепаратори, произведени от Eggersmann Anlagenbau GmbH в завод за МБТ на отпадъци с производство на RDF-гориво – ОП СПТО“ СТОЛИЧНА ОБЩИНА 31 days left 16 Nov 2026](https://tendernation.io/opportunities/01a14210-475a-7386-9a5b-115527102091/bulgaria-parts-of-general-purpose-machinery-dostavka-na-rezervni-casti-i-sl)[Heat pumps – Snížení energetické náročnosti areálu firmy TESLA Mladá Vožice a.s. - vytápění TESLA Mladá Vožice a.s. 37 days left 23 Nov 2026](https://tendernation.io/opportunities/01a14210-9b1d-729b-a1a7-7145dd3ffb8a/czechia-heat-pumps-snizeni-energeticke-narocnosti-arealu-firmy-tesla-mlada-v)