Decentralised/Centralised Mechanical Extract Ventilation (DMEV/MEV) 29.10.2019 Installation in a flat with a protected enclosure Decentralised/Centralised Mechanical Extract Ventilation (DMEV/MEV)59.31 KB File LABSS INFORMATION PAPER INFOP24 - 2019 Final Version 1 DMEV-MEV in flats.pdf59.31 KB