Window ACs for Casement, Sliding, and Vertical Windows

When dealing with vertical windows, also known as sliding and casement windows, a traditional window air conditioner won't work. Specialized windows call for specialized appliances, and that's where our selection of casement, vertical, and sliding window air conditioners comes in. Choose from some of the top air conditioner brands on the market and check out the best casement window air conditioners available.

Top Casement, Vertical, and Sliding Window AC Brands

We carry the top air conditioner brands available. When picking out your next vertical window air conditioner, be sure to check out the best air conditioner brands, including:

- Danby: Danby's line of casement window air conditioners is known for their efficiency; many models have earned an Energy Star rating, and they are designed with the user in mind thanks to intuitive controls, powerful features, and more.

- Frigidaire: For low-cost single room cooling, turn to efficient Frigidaire casement/sliding window ACs. Designed for quick installation and with energy-saving operating modes, they're the perfect option for the energy-conscious individual.

- Keystone: Built for cooling, dehumidifying, and more, Keystone casement, vertical, and sliding window air conditioners are great all-around comfort solutions. Combining powerful performance with user-friendly features, Keystone is quickly becoming a customer favorite.

- Perfect Aire: Designed to deliver comfort where and how you need it, you can't go wrong with a Perfect Aire casement window AC. Featuring an owner-friendly design, many Perfect Aire models are equipped with a "follow me" feature, allowing the remote control to function as a remote thermostat.