They may rest on sills: Abbr

• Appliances that help you beat the heat: Abbr
• Electric currents: Abbr
• Bldg. coolers
• Coolers, in brief
• Window units, briefly
• Cooling devices: Abbr
• BMW amenities
• Haier products, for short
• Window coolers

Wikipedia Word definitions in Wikipedia
Ács is a town in Komárom-Esztergom county, Hungary .