While a window air conditioner’s Btu rating is a great ... If the unit is used in a kitchen, increase capacity by 4,000 Btu. For a small bedroom, home office, or guest room, ranging from 100 ...

Friedrich Air Conditioning recommends an extra 4,000 BTUs for a kitchen. If you search online, there are a few 25,000+ BTU window AC units, but they're expensive and hard to find in stock.