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Best heating cooling airs - Holiday Sale 2025

Last Updated - December 5, 2025

1
Best Choice
13% Off

✖
Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

HUMHOLD
13% Off

Humhold 14000 BTU Portable Air Conditioners with Heater, Remote Control, 4-in-1 Free Stand Smart Cooling AC Unit with Heating, Dehumidifier, Fan Mode for 550-700 sq.ft Room, Auto Swing,Timer, Black

HUMHOLD

$429.99

$499.90
(13% Off)

More Details
Main highlights
- 【Touch & Remote Control w/t LED Display】 Our portable ac unit is equipped with an easy-to-read Front LED Display and Touch Panel，combined with full-function remote control which has backlight LED display and up to 23 feets control distance, you can easily set the temperature and wind speed you want while sitting on the sofa or lying on the bed, no need to get close or stand up, maximize the convenience of mobile air conditioners.
- 【Smart & Sleep Mode with 24H Timer for Enery Saving】 Built-in internal temp-sensor, Smart Mode enables the inverter ac unit run in Cool or Fan mode based on the room temperature, Keep the room at the most comfortable temperature 73F-77F. Sleep Mode will maintain an optimal temperature in low speed, and provide you less than 48dB quiet bedroom. You can also preset to stop the ac unit after 0.5-24 hours, all these funtional modes are money-saving and let you have a suitable temperature for relaxation and good sleep in the wonderful summer.
- 【No Need To Drain】With Built-in water self-evaporation system, there is no need to drain water for daily use, the water will automatically evaporate through hose. If use it dry mode or placed in humid environment such as basement, laundry room, it needs to drain every 8 hours, or the unit will stop for the water tank inside is full, you can unplug the drain plugs on the back and connect water pipe to drain (package included), then start the machine again. The filters are designed to easy disassemble without any tools and can be washed directly by water flushing.
- 【Enhanced Wind Speed & Auto-Swing】 Built-in more powerful and upgraded fan system，with 15-80° Wide-angle airflow and auto-swing function cools down or warm up your room in all directions, angle can be freely adjusted and the air is flowing evenly in the whole room，which can distribute the cold/warm air evenly to your room at the fastest speed, so that you can feel comfortable temperature anywhere at home.
- 【Easy to Move & Install】 This floor free stand up air conditoning machine comes with 4pcs 360° heavy-duty wheels and hidden handles on both sides so you can easily move the machine to any room. Windows sealing kit and exhaust hose are included in the portable ac package to ensure simple installation, and fit most vertical window and horizontal sliding windows. Easy 3 steps to install: First attach the sealing boards to the window, Step 2 insert adapters of the exhaust hose to air conditioner and windows board, Step 3 plug in and enjoy the cold/warm air.
- 【4-in-1 Mode Cooling/Heating/Dehumidify/Fan】 Our portable air conditioner offers the convenience of 4 functions, including Cooling, Heating, 3-Speed Fan, and Dehumidify, which meets your needs all four seasons. You can freely adjust the temperature in cooling/heating mode, ranging from 61F to 86F. The Dehumidifier capacity of 95 Pints/day can effectively reduce the humidity in small room, and as a Fan to circulate indoor air all the times, removing excess moisture and releasing fresh air for a healthy and comfortable environment.
- 【14,000BTU Cooling & 12,500BTU Heating】Humhold Efficient Portable AC unit owns a cooling capacity of 14,000 BTU(ASHRAE) / 10,000 BTU(SACC), Heating capacity 12,500 BTU, has an most energy efficient compressor that can supply 61F-86F cool or warm air to 550-700 square feet of large space in your living room, bedroom, apartment, home kitchen,basement and office, stable and fast way to make you feel cool all the time in the hot summer,and warm up your room quickly in winter.
$429.99
$499.90 (13% Off)
2
36% Off

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Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

BLUEAIR
36% Off

BLUEAIR ComfortPure Most Powerful 3-in-1 Cooling, Heating, Air Purifier – HEPASilent Cleaner for Home, Pets, Allergies, Dust, Odor, covers 1689 sqft in 1 Hour – All season comfort for large rooms

BLUEAIR

$379.99

$599.99
(36% Off)

More Details
Main highlights
- YEAR-ROUND COMFORT: Enjoy clean air at your preferred temperature any time of year. TripleFlow Hot and Cool technology, with three unique outlets, ensures optimized cooling, heating, and purification. No matter the mode, air is purified through our advanced filtration technology, keeping your room comfortable in any season.
- THE MOST POWERFUL: Experience unmatched clean air delivery with Blueair's ComfortPure 3-in-1. This most powerful triple function air purifier in the market that also heats and cools; Crushing the leading competition delivering 4x more clean air*
- SLEEK DESIGN: Seamlessly fits into any home space with a sleek silhouette and soft linen fabric exterior. Features a soft handle for easy movement and adjustment.
- PERFECT WARMTH: Quickly warm your room up to 100°F with our PTC heating technology, which reaches stable warmth in just 60 seconds. Tackle cold spots effortlessly by setting the purified warm air to a consistent stream or adjusting the angle with oscillation options up to 350 degrees.
- COMFORTABLE COOLNESS: Experience powerful cooling with our dual jetstream fan functionality, delivering a long reach of purified airflow to keep you comfortable.
$379.99
$599.99 (36% Off)
3
12% Off

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Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

Goodheart-Willcox
12% Off

Heating and Cooling Essentials

Goodheart-Willcox

$139.90

$160.00
(12% Off)

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$139.90
$160.00 (12% Off)
4
Best Value
64% Off

✖
Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

Wiley
64% Off

Heating, Cooling, Lighting: Sustainable Design Strategies Towards Net Zero Architecture

Wiley

$54.54

$151.95
(64% Off)

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$54.54
$151.95 (64% Off)
5
25% Off

✖
Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

CRC Press
25% Off

Heating and Cooling of Air Through Coils: Principles and Applications

CRC Press

$50.24

$66.99
(25% Off)

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$50.24
$66.99 (25% Off)

Best heating cooling airs - Holiday Sale 2025

Humhold 14000 BTU Portable Air Conditioners with Heater, Remote Control, 4-in-1 Free Stand Smart Cooling AC Unit with Heating, Dehumidifier, Fan Mode for 550-700 sq.ft Room, Auto Swing,Timer, Black

BLUEAIR ComfortPure Most Powerful 3-in-1 Cooling, Heating, Air Purifier – HEPASilent Cleaner for Home, Pets, Allergies, Dust, Odor, covers 1689 sqft in 1 Hour – All season comfort for large rooms

Heating and Cooling Essentials

Heating, Cooling, Lighting: Sustainable Design Strategies Towards Net Zero Architecture

Heating and Cooling of Air Through Coils: Principles and Applications

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