Related Clues:
- They may rest on sills: Abbr
- Coolers, briefly, that span two words in the nine longest answers
- Units measured in BTUs
- Carrier products, briefly
- Some window units
- Heat measurements, for short
- Central cooling systs
- They run often in summer, initially
- Window cooling units, briefly
- Expenders of many BTUs
- Window coolers
- They keep houses cool in summer (Abbr.)
- Products made by Friedrich, for short
- What 1 W = about 3.4 of
- Window boxes, for short