pair of office air conditioning units seen perched atop a brick wall.

pair office air conditioning units perched atop brick wall fire exit sign gantry conditioner conditioners unit appliance architecture wall building building exterior city compressor condenser conditioning cooler cooling cover electric equipment external fan fans exit sign signs gantry grill heat hot hvac industrial industry installation iron maintenance metal outdoor outside power rusty temperature toshiba toshiba turbine vent ventilation ventilator vents view walkway