Keep your cool when the weather heats up with this window air conditioner from Perfect Aire. Reliable and efficient, it adapts to your comfort zone. How refreshing is that? Whether it’s for your home office or the kids’ playroom, this 5, 000 BTU unit is the ideal size for cooling smaller spaces up to 150 square feet. dials put you in control of your comfort with adjustable temperature settings, two-way air direction and two speeds for both fan and cool modes. Maintenance is a breeze with a removable front-mounted air filter that slides right out for easy cleaning.