Best Energy efficient Window Fan

Portable Car Heater,200W 2 in 1 with Heating and Cooling Modes for Fast Heating Defrost Defogger, Automobile Windscreen Fan in Cigarette Lighter (12V)

  • 【High Quality】This Electric Heater Fan was made from ABS and polymer heat-resistant hard plastic,this automobile windscreen heater features automatic heating,overheating protection,and user-friendly design which is energy-saving .With its high quality cables, it has a very long service life and is energy efficient and consumes less..
  • 【2 IN 1 Cooling and Heating Function】Change the switch and the hot air or cool fan come out immediately. This heater is ideal for defrosting or demisting window and windscreens.Also can be used as a fan only to cool you down in the summer..
  • 【Portable Car Defroster】With 360 degree rotate supporting holder and a convenient handle . Compact size, portable and convenient to use.Low energy loss, low noise, no fire..
  • 【High Power & Fast Heating】 Upgraded car heater, 200W increased power, increased air temperature, defogging and defrosting, and improved driving vision safety. It is a good assistant in the car in winter..
  • 【Application】This car heater widely used for car, camping, caravan, traveling and keeping warm. Fit to All Car/ Vehic....
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GE PROFILE PHC08LY Window Air Conditioner, 8300 BTU, White

  • ULTRA QUIET - This quiet air conditioner reaches sounds as low as 40 dB, underlining GE Profile's rating as the Quietest Window AC Brand in the US. The ultra quiet operation keeps the air flowing with minimal disruption.
  • SMART, EASY OPERATION: Integration with the SmartHQ app allows you to monitor, schedule, and control your smart AC unit from anywhere, while compatibility with your favorite devices like Amazon Alexa and Google Assistant makes everyday use easier and more versatile than ever..
  • MAXIMUM COMFORT FOR MEDIUM ROOMS: Three fan speeds and four cooling modes provide total flexibility with optimal home comfort and air conditioner efficiency.
  • or set to Eco Mode which automatically turns off the fan and compressor, saving you money on utilities..
  • DRY MODE DEHUMIDIFY: This 3-in-1 unit includes dehum mode, which is a built-in air conditioner humidity setting that balances humidity levels in the room to maintain your comfort and make it easy to breathe..
  • GE PROFILE ENERGY STAR 8300 BTU SMART WINDOW AIR CONDITIONER - Designed to efficiently cool rooms up to 350 sq ft.
  • easy installation kit and remote control included so you can start cooling right away.
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Lasko Lasko-20 Premium Box, 3-Speed (3723) Household Fans, 20"

  • 3 Quiet Speeds - makes this fan ideal for the bedroom, living room, kitchen, or home office. The quiet yet powerful motor provides a cooling breeze throughout the room..
  • Save-Smart - means you'll pay less than $0.02 per hour to operate the fan. Combine this with up to 30% more air velocity and you have an energy efficient fan to use year round..
  • Weather Shield Motor - allows you to use the fan worry free in an open window. Thanks to the weather shield motor you can leave the fan in place during minor rain..
  • Innovative Wind Ring System - is designed to increase air velocity without increasing power consumption. This allows the fan to circulate more air compared to traditional fans..
  • Simple No-Tools Assembly - allows you to take the fan out of the box and have it working in seconds. Just clip the stabilizing feet onto the fan, stand up the fan, and it's ready to use..
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Whynter ARC-122DS 12,000 BTU (7,000 BTU SACC) Elite Dual Hose Portable Air Conditioner, Dehumidifier, and Fan with Activated Carbon Filter and Storage bag, up to 400 sq ft in Grey

  • Maximum Cooling Comfort: Window-mounted AC delivers 10200 BTU cooling capacity to cool rooms up to 460sq.ft. in minutes, such as a living room, dining room, bedroom, storage room, etc..
  • Extremely Quiet: Unlike standard window AC units, the Paris Rhône air conditioner uses 2 independent motors for incredibly quiet operation without sacrificing performance.
  • 3-in-1 Functionality: Window-mounted AC with dehumidifier setting that removes excess moisture (up to 2.6 pints per hour), air conditioner to experience exceptional cooling comfort, and has 3 fan speeds.
  • Simple Installation: Accommodates window sizes (sliding up and down) from 24" to 40" wide with a minimum height of 11.3".
  • window installation kit included for streamlined setup.
  • Energy Saving: Our air conditioner has a higher seasonal energy efficiency ratio, saving energy, money and helping to protect our climate..
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Sun Energise Solar Powered Fan Pro, 20W Solar Panel + 8 Inch High Speed Exhaust Fan with Anti-backflow Valve, Wall Mount Ventilation & Cooling Vent for Greenhouse, Chicken Coop, Shed, Garage, Attic

  • ...lar cells performance and provide more than 10 years service life. The high efficiency solar panel allows to power the fan at high speed even on cloudy days..
  • EASY TO USE - The solar fan equipped with On/Off switch to manually control the ventilation fan ON/OFF, really practical and useful. Use completely free solar energy as energy to drive the fan, no need to use mains power, no extra wiring work, safe and reliable. 24/7 responsive support and 12-months extended warranty..
  • USAGE ADVICE - 1.The solar fan is solar powered, it can't storage power. Please expose it to the full sun, ensure there is no shadow and press the On/Off switch, it will surprise you. The solar powered fan will automatically shut down when the sun set. 2.No mounting hardware with the solar panel. Pre-drilled holes on the back of the solar panel to compatible with multiple brackets, please purchase the mounting hardware or brackets to meet your own demand..
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Sun Energise Solar Powered Fan Pro, 15W Solar Panel + 6 Inch High Speed Exhaust Fan with Anti-backflow Valve, Wall Mount Ventilation & Cooling Vent for Greenhouse, Chicken Coop, Shed, Garage, Attic

  • ...lar cells performance and provide more than 10 years service life. The high efficiency solar panel allows to power the fan at high speed even on cloudy days..
  • EASY TO USE - The solar fan equipped with On/Off switch to manually control the ventilation fan ON/OFF, really practical and useful. Use completely free solar energy as energy to drive the fan, no need to use mains power, no extra wiring work, safe and reliable. 24/7 responsive support and 12-months extended warranty..
  • USAGE ADVICE - 1.The solar fan is solar powered, it can't storage power. Please expose it to the full sun, ensure there is no shadow and press the On/Off switch, it will surprise you. The solar powered fan will automatically shut down when the sun set. 2.No mounting hardware with the solar panel. Pre-drilled holes on the back of the solar panel to compatible with multiple brackets, please purchase the mounting hardware or brackets to meet your own demand..
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Keystone KSTAW06B Energy Efficient 6,000-BTU 115V Window-Mounted Air Conditioner with Follow Me Technology LCD Remote Control, White

  • Energy Efficient 8,000 BTU Air Conditioner for Window-Mounted Installation, Standard 115V Plug.
  • Electronic Controls with LED Display and Full Function "Follow Me" Remote.
  • 3 Cooling Speeds and 3 Fan Speeds, with Adjustable Air Flow Direction.
  • Energy-Saver Mode, Sleep Mode, Auto Restart, and Programmable 24-Hour On/Off Timer.
  • Easy-Clean, Tilt-Out Mesh Filter with Check Filter Alert, Window Installation Kit Included.
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Midea 6,000 BTU ASHRAE (5,000 BTU SACC) Portable Air Conditioner, Cools up to 150 Sq. Ft., Works as Dehumidifier & Fan, Remote Control & Window Kit Included, White

  • 6050 BTU window air conditioner engineered for spaces ranging in size from 150 to 250 square feet.
  • Fits windows 22" to 36" wide with a minimum height of 13/14".
  • Energy Efficiency Ratio (EER): 12.1 / Energy Star rated with energy saver mode.
  • Includes all installation hardware and weather seals.
  • PLEASE NOTE: This window air conditioner does not require a wall sleeve.
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Stiebel Eltron CK 200-2 Premium Heater

  • Surface-mounted fan heater for easy installs without requiring a recess.
  • Electronic digital control with illuminated display conveniently located on front includes easy temperature setting, programmable timer with 3 presets and booster heating, open window detection for energy efficiency, child protection mode to lock controls.
  • Down-draft design for comfortable even heating with whisper quiet 48 dB(A) fan, and virtually silent low power 37 dB(A) mode.
  • German-made by a world-leading manufacturer of technically sound and environmentally-friendly products since 1924.
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Lasko Lasko-20 Weather-Shield Performance Box, 3-Speed (3720) Household Fans, Standard

  • 3 Quiet Speeds - makes this fan ideal for the bedroom, living room, kitchen, or home office. The quiet yet powerful motor provides a cooling breeze throughout the room..
  • Save-Smart - means you'll pay less than $0.02 per hour to operate the fan. Combine this with up to 30% more air velocity and you have an energy efficient fan to use year round..
  • Weather Shield Motor - allows you to use the fan worry free in an open window. Thanks to the weather shield motor you can leave the fan in place during minor rain..
  • Innovative Wind Ring System - is designed to increase air velocity without increasing power consumption. This allows the fan to circulate more air compared to traditional fans..
  • Simple No-Tools Assembly - allows you to take the fan out of the box and have it working in seconds. Just clip the stabilizing feet onto the fan, stand up the fan, and it's ready to use..
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