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| Source: | Find a Tender Service (FTS) |
| Notice Type: | Pipeline / planning |
| Buyer: | Trivallis |
| Main Category: | Works |
| Procurement Method: | — |
| Tender Status: |
| Pre-tender |
| Estimated Value (ex. VAT): | £30,000,000 |
| Estimated Value (inc. VAT): | £36,000,000 |
| Release Date: | 10 April 2026 |
| Application Deadline: | 24 April 2026 |
| Procurement ID (OCID): | ocds-h6vhtk-068038 |
| Notice Reference: | 032920-2026 |
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Trivallis will be undertaking Preliminary Market Engagement (PME) for forthcoming Thermal Improvement and Whole-House Retrofit Works. The PME event will take place on 6 May 2026, from 1:0pm to 4:0pm, at: The Muni Arts Centre, Gelliwastad Road, Pontypridd, CF37 2DP. Attendance is limited to two representatives per company. Suppliers must already hold PAS 2030 accreditation, or be on track to complete accreditation (or an industry recognised equivalent) by 30 June 2026. To confirm attendance, please email procurement@trivallis.co.uk by 12:0pm on Friday 24 April 2026, including the names and email addresses of all attendees. Please note that entry will not be permitted without advance confirmation. During the session, Trivallis will present information to contractors interested in bidding for future procurement opportunities. A market questionnaire will also be issued to gather feedback to help shape: • The development of our requirements and procurement approach • The design of the procurement procedure, participation conditions and award criteria • Preparation of tender documents and specifications • Identification of capable contractors • Development of contractual terms • Capacity building within the contractor market The deadline for returning the completed questionnaire is 12:0pm on Friday 22 May 2026. The future programme is expected to include a range of whole house retrofit measures, delivered in line with Standard Assessment Procedure (SAP) methodology and PAS 2035 principles. Works may include, but are not limited to, the following: Fabric Improvement Works • Wall insulation (cavity, external and internal) • Loft, roof and roofing thermal improvements • Draught proofing and other SAP eligible fabric upgrades • External dash/render Low Carbon and Energy Efficiency Installations • Air Source Heat Pumps (ASHPs) • Hot water system efficiency improvements (cylinders, pipework, controls) • Solar PV (including removal and reinstatement) and battery storage Ventilation, Lighting and Environmental Improvements • Ventilation upgrades and passive ventilation • Energy efficient lighting • Environmental/performance monitoring sensors Supporting works necessary to enable delivery of retrofit measures, such as: • Rainwater goods replacement • External envelope repairs • Cavity extractions and damp related works (including DPC cleaning) • Building works, access and reinstatement, including canopy renewals & concrete lintels • Roofing renewals • Gas/electric meter boxes • Western Power-related works • Stitching and wall ties The scope may also include PAS 2035 roles and deliverables, such as: • Retrofit Assessment • Retrofit Coordination and compliance services • Design and specification development Trivallis may procure PAS services and installation works separately. All potential works will be delivered to residential properties owned by Trivallis across the South Wales region.
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Pipeline status
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Application Deadline
24 April 2026
Closed
Estimated Value
£30,000,000
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