Last updated October 2026
Terms of use
This website is operated by Vench Creative Ltd (trading as PASSAIR), company number 12089698, registered in England and Wales.
Development-stage information
HVAC BULLET is a concept in development. Performance figures are computational (CFD) predictions under stated assumptions and have not been physically validated. Videos and images are concept visualisations, not prototype or test evidence. Nothing here is a certification or performance guarantee.
No offer for sale
No product is offered for purchase on this website. Content is provided to invite collaboration and does not form an offer or contract.
Intellectual property
Content on this site belongs to Vench Creative Ltd. Patent applications are pending; no patent has yet been granted. Please do not reuse content without permission.
Liability and law
To the extent permitted by law, we accept no liability for reliance on development-stage information. These terms are governed by the law of England and Wales.