Breathing Buildings Patent News

Following consideration of European Patent number EP (UK) 1 882 129 entitled “Passive Ventilation Stack”, of which patent Breathing Buildings Limited is the exclusive licensee, GDL Air Systems has, without any admission of liability, decided to voluntarily withdraw from the market its MX and Fusion passive stack products using one or more fans to assist with mixing of air.

A full copy of the patent can be found on the EPO website at https://data.epo.org/gpi/EP1882129B1-A-PASSIVE-VENTILATION-STACK and on our website at /rd/natural-ventilation-mixing-patent