HVAC scent machine S20 is suitable for 5,000 cbm space, metal shell, button-control, connect with HVAC system.

The aroma scent diffuser and bottle can be installed separated, for 5,000 cbm, with HVAC connection.

Cost-effective unit VS580 - HVAC Scenting Machine Commercial Aroma Diffuser For Hotel - save material cost and labour cost for you.

HVAC WIFI Scent Machine New for Hotel, covers 3,000 cbm space with powerful pump and inside-fan. Cost-effective scent machine for hotel.

HVAC scent machine VS160 covers 5,000 - 15,000 cbm space with dual-system and two large bottle capacity.