The aroma scent diffuser and bottle can be installed separated, for 5,000 cbm, with HVAC connection.
Hotel lobby scent diffuser VS460C is the best for 1,500 cbm space, 750ml/1000ml bottle are available for this unit. Exquisite powder-coating shell with arcuated shape, good looking in hotel lobby.
Hvac diffuser VS160 is powerful enough to cover 5,000 - 15,000 cbm space with HVAC connection and large bottle capacity.