The VanGogh360 aroma machine combines the ease, convenience and portability of a stand-alone unit with the power, quality and consistency of HVAC scenting. Operating with waterless cold air diffusion technology, the VanGogh360’s atomizer and built-in fan allows for even and efficient coverage of large open spaces. For maximum versatility, the VanGogh360 aroma machine has an adapter that allows the system to be connected to the HVAC system. The VanGogh360’s easy-to-use internal timer provides the ultimate level of control as it has a programmable weekly timer that allows up to five unique operating periods to best fit your scenting schedule.