Source: https://tendernation.io/opportunities/01a13bc8-4c47-71f6-915d-c6576d4b177c/996479591-t1404-investigating-and-proposing-improvements-for-rolling-stock-heat closed GB open procedure Suitable for SMEs # 996479591 T1404 Investigating and proposing improvements for rolling stock heat insulation provision [RSSB](https://tendernation.io/buyers/rssb) Estimated value £80,000 Published 27 Nov 2025 Deadline Closed 13 Jan 2026 ## Who can bid - Buyer says suitable for SMEs The buyer ticked “suitable for SMEs” on the notice. Anyone can still bid. - Below-threshold contract Buyers cannot shortlist bidders on suitability before tenders are in, so everyone gets to submit a bid (except some larger works contracts). [Procurement Act 2023, section 85](https://www.legislation.gov.uk/ukpga/2023/54/section/85) - Open procedure Anyone can submit a full tender; there is no shortlisting stage. [More contracts for small businesses and VCSEs](https://tendernation.io/opportunities/for-small-businesses) ## About this tender RSSB is commissioning research to review current heat-insulation practices in GB passenger rolling stock, benchmark them internationally, and identify practical opportunities for improvement across both new-build and retrofit vehicles. The project will assess suitable insulation materials and technologies (including thermal performance, fire safety, durability, and end-of-life considerations), evaluate how vehicle design and operation influence heat loss, and quantify the benefits of potential improvements in terms of energy use, carbon reduction, operating costs, and passenger comfort. The outcome will be clear, evidence-based recommendations to support industry decision-makers in adopting cost-effective, technically robust, and sustainable insulation solutions. To view this notice, please click here: [rssb.delta-esourcing.com/delta/viewNotice.html](https://rssb.delta-esourcing.com/delta/viewNotice.html?noticeId=997308563) ## CPV classification Research services Source Find a Tender (UK) · Notice ocds-h6vhtk-05e9b9-2025-11-27T12:05:09Z [View official notice](https://www.find-tender.service.gov.uk/Notice/ocds-h6vhtk-05e9b9-2025-11-27T12:05:09Z) 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](https://tendernation.io/register) [Buyer profile RSSB: past awards and live tenders](https://tendernation.io/buyers/rssb) [Sector More Research & development tenders](https://tendernation.io/sectors/research-development) ## More tenders like this [Tees Bird Mapping Project · Natural England · 24 days left · 13 Nov 2026](https://tendernation.io/opportunities/01a158c1-0a39-72df-aac0-991d1747cd02/tees-bird-mapping-project) [Research services – Evaluatie van de implementatie van de proeftuin Pioniersscholen · Vlaamse Overheid · 20 days left · 9 Nov 2026](https://tendernation.io/opportunities/01a156a9-cecf-7255-bee1-542f502ed088/belgium-research-services-evaluatie-van-de-implementatie-van-de-proeftuin-pi) [Research services – KPN/28/2026 „Charakterystyka biogeochemiczna gleb i roślin wybranych torfowisk subalpejskich ze szczególnym uwzględnieniem torfowiska u źródeł Úpy na Równi pod Śnieżką” · Karkonoski Park Narodowy z siedzibą w Jeleniej Górze · 34 days left · 23 Nov 2026](https://tendernation.io/opportunities/01a156a9-97ae-7315-8e1a-e686bca1e724/poland-research-services-kpn282026-charakterystyka-biogeochemiczna-gleb-i) [Research and development services and related consultancy services – Evaluation of Five Pilot Projects Testing Exemptions from Provisions of the Local Government Act, the Property Tax Act, the General Practitioner Regulations, and Other Regulatory Frameworks · Ministry of Local Government and Regional Development · 14 days left · 3 Nov 2026](https://tendernation.io/opportunities/01a156a9-a35e-73b3-8bf4-7d33c32cf58b/norway-research-and-development-services-and-related-consultancy-services-ev) [Research and development services and related consultancy services – Zabezpečenie trvalých a analytických činností pre oblasť dopravy · Ministerstvo dopravy Slovenskej republiky · 30 days left · 19 Nov 2026](https://tendernation.io/opportunities/01a156a9-ce90-72fd-b25d-99b3ee2e8b4b/slovakia-research-and-development-services-and-related-consultancy-services) [Research and development consultancy services – ATU wishes to establish a Panel of National Contact Point Experts across EU Member States to build capacity to incorporate EU Results-Based Payments Schemes in Public or Private Support Schemes. · Atlantic Technological University · 438 days left · 31 Dec 2027](https://tendernation.io/opportunities/01a156a9-ccf1-7050-b440-6554b4a1426f/ireland-austria-slovenia-research-and-development-consultancy-services-atu)