Top FAQs

  • Will the Windmill AC work in my window? Can I use it through the wall?

    The Windmill AC should NOT be used with: A wall sleeve (as a through-the-wall unit) Slider windows Casement windows Other non-single/double-hung windows The Windmill AC was designed to work in windows that open up and down (single- and double-hung windows) with the following dimensions: 8,000 B...

  • Which app version do I need to use?

    We currently have two fully supported app versions. The app you need depends on your AC model. Here's how to choose: On the AC, when you turn it on initially, note the speed that the WiFi light is flashing. Hold the WiFi button for 5 seconds. Now, note the speed that the WiFi light is flashing. ...

  • What are the technical specs? Such as: Dimensions, Weight, Decibels...

    Visit here to learn more about the technical specs of the small and medium ACs! https://windmillair.com/support/?tech-specs=1

  • When exactly will my order arrive and how much is shipping?

    Once placed, your order will typically ship from our warehouse within 1-2 business days. Once a product has shipped, you'll receive a FedEx tracking number to keep track of your order’s whereabouts. Please note that your tracking number will only work once FedEx scans in your order at their facil...

  • Plexiglass Installation

    We have partnered with Keep Cool NYC, a fully insured local company that can do traditional Windmill AC installs, with or without a support bracket, and custom plexiglass installs in the NYC area. Just fill out the form here, and they will be in touch! https://keepcoolnyc.com/windmill-booking

  • I'm having trouble pairing (or re-pairing) my AC to the app

    Please follow these steps to connect your device: Ensure you're using a 2.4G WiFi network (mostly all smart devices use this network type for pairing) Confirm you're using the correct app for your device: https://windmillair.com/support/#reamaze#0#/kb/product/which-app-version-do-i-need-to-use F...

  • What makes Windmill unique?

    We combine decades of AC knowledge and manufacturing experience with a modern approach to deliver a better window AC, built from scratch. Our units are beautifully designed, powerful, quiet, smart, and easy-to-install (we pre-assemble the installation kit for you, so it's ready to go out of the b...