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Terms & Conditions

Version 1.0 · Effective 26 June 2025

1. Prototype Status & Public Preview

HeatNet Designer is currently released as a prototype for public review, feedback, and evaluation. Features, calculations, and interfaces are subject to change as the product continues to develop. We welcome suggestions, bug reports, and professional feedback to help shape the final product.

This prototype status does not reduce your obligations under these Terms. All intellectual property protections, confidentiality requirements, and usage restrictions apply in full regardless of the development stage of the Software.

2. Acceptance of Terms

By accessing or using HeatNet Designer ("the Software"), you agree to be bound by these Terms and Conditions ("Terms"). If you do not agree, you must not access or use the Software. Your continued use constitutes acceptance of any future amendments to these Terms.

3. Intellectual Property Rights

All intellectual property rights in the Software, including the source code, algorithms, hydraulic calculation engine, user interface designs, data models, documentation, branding, and all related materials, are and shall remain the exclusive property of HeatNet Designer and its creator(s).

Nothing in these Terms grants you any right, title, or interest in the Software beyond the limited licence set out in Section 4.

4. Licence Grant

Subject to your compliance with these Terms, we grant you a limited, non-exclusive, non-transferable, revocable licence to access and use the Software for your internal professional purposes. This licence does not include the right to:
  • Copy, reproduce, or duplicate the Software or any part of it
  • Modify, adapt, translate, or create derivative works based on the Software
  • Reverse-engineer, decompile, disassemble, or attempt to derive the source code
  • Sublicence, rent, lease, sell, or transfer the Software to any third party
  • Remove, alter, or obscure any proprietary notices, labels, or marks
  • Use the Software to develop a competing product or service

5. Confidentiality

The Software contains proprietary and confidential information, including trade secrets. You agree to keep confidential all aspects of the Software, including its features, capabilities, calculation methods, and any information shared during demonstrations or discussions.

You must not disclose, publish, or share confidential information with any third party without prior written consent. This obligation continues after termination of these Terms.

6. Non-Competition

You agree not to use any knowledge, methods, or insights gained from accessing the Software to develop, help develop, or contribute to any product or service that competes with or is substantially similar to the Software, whether directly or indirectly, during the term of your use and for a period of twelve (12) months after.

7. User Data & Privacy

Network designs and project data you create remain your property. The Software may store project data locally in your browser and, if you opt in, in cloud storage provided by a third-party infrastructure provider. We do not sell, share, or monetise your project data.

The Software relies on a number of third-party services and open-source technologies - including for hosting and content delivery, authentication and cloud storage, mapping and GIS visualisation, and front-end libraries. Each such third-party service is subject to its own terms of service and privacy policy.

8. Engineering Disclaimer

The Software is a preliminary design and sizing tool. All calculations, results, and recommendations are indicative and must be verified by a qualified engineer before use in any final design, procurement, or construction.

Standards references (CIBSE CP1:2020, EN 253:2019, EN 13941:2019, TS1, HNTAS) are provided for context only. The Software does not replace professional engineering judgement, and compliance with any standard must be independently verified.

9. Limitation of Liability

To the maximum extent permitted by applicable law, HeatNet Designer and its creator(s) shall not be liable for any indirect, incidental, special, consequential, or punitive damages, or any loss of profits, revenue, data, or business opportunity arising from your use of the Software, whether based on warranty, contract, tort, or any other legal theory.

10. Termination

We may terminate or suspend your access to the Software at any time, without prior notice or liability, for any reason, including breach of these Terms. On termination, your licence to use the Software ceases immediately. Sections 3, 5, 6, 9, and 11 survive termination.

11. Governing Law

These Terms are governed by and construed in accordance with the laws of England and Wales. Any disputes arising under these Terms are subject to the exclusive jurisdiction of the courts of England and Wales.

12. Changes to Terms

We reserve the right to modify these Terms at any time. Updated Terms will be presented on your next access to the Software. Continued use after modifications constitutes acceptance of the revised Terms.
Last updated: 26 June 2025 · Version 1.0

See also the Privacy Policy and Support.