Also, this beast is not any light-weight; rolling it on its casters is fine, but carrying it up the stairs was a chore. There was a faint odor over the 1st-use burn up-in phase, but that cleared in a couple of several hours. Electrical power effectiveness scores, specifically SEER scores, https://www.penmann.co.uk/case-studies/hvac-services-for-fsi-phases-1-and-2-nutricia-liverpool/