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Best heating cooling airs - January 2026

Last Updated - January 11, 2026

1
Best Choice

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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.

LG

LG LW1823HRSM - Room Air Conditioners with Heating Cooling

LG

$699.00

More Details
Main highlights
- Multiple Fan Speeds: 2 cooling, heating, and fan speeds with a 24-hour programmable timer allow you to customize your cooling
- Maximum Usability: This window unit ac includes easy to use electronic controls with a convenient remote control; Control your cool and supplemental heating from across the room and without leaving your favorite spot
- Cools Rooms up to 1000 Square Feet: LW1823HRSM is ideal for cooling medium and large rooms (40' X 25'), making it perfect for living rooms and apartments
- Control Your Cool from Anywhere: LG ThinQ Technology lets you control your LG air conditioner from anywhere; You can start or stop cooling, change the mode, or set the temperature while on the go; It also works with Alexa and Hey Google so you can change settings with simple voice commands
- Auto Restart Function: After a power failure, Auto Restart will automatically turn the ac window unit back on when power is restored
$699.00
2

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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.

OLMO

OLMO 9,000 BTU PTAC – Heating & Cooling – Packaged Terminal Air Conditioner & Heat Strip – Built-In 3.5kW Electric Heater – Includes Wireless Smart Kit, Remote & Power Cord – R-32 Refrigerant

OLMO

$679.97

More Details
Main highlights
- This system is designed for 230/208V,1Ph,60Hz, charged with R-32 refrigerant, and comes with a 20A power plug with a reset breaker. Please verify if you have a right receptacle before placing the order.
- This item ships via freight due to its size and weight. It will be delivered to the nearest accessible point outside your home. The carrier will reach out to coordinate delivery.
- This Heating and Cooling PTAC Unit can be controlled using standard digital push button control panel with LED display, included remote controller, or a compatible wireless smartphone device.
- OLMO 9,000 BTU Packaged Terminal Unit Heat Strip with Cooling (Dehumidifier) + 3.5 KW Electric Heater – Perfect for residential/commercial/hotel use
- For new installations, wall sleeve and exterior grille are required but not included in the listing and have to be purchased additionally.
$679.97
3

✖
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

Heating and Cooling Essentials

Goodheart-Willcox

$150.86

$160.00
(6% Off)

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Main highlights
$150.86
$160.00 (6% Off)
4
Best Value
68% 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
68% Off

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

Wiley

$48.02

$151.95
(68% Off)

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Main highlights
$48.02
$151.95 (68% Off)
5
29% 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
29% Off

Heating and Cooling of Air Through Coils: Principles and Applications

CRC Press

$47.44

$66.99
(29% Off)

More Details
Main highlights
$47.44
$66.99 (29% Off)

Best heating cooling airs - January 2026

LG LW1823HRSM - Room Air Conditioners with Heating Cooling

OLMO 9,000 BTU PTAC – Heating & Cooling – Packaged Terminal Air Conditioner & Heat Strip – Built-In 3.5kW Electric Heater – Includes Wireless Smart Kit, Remote & Power Cord – R-32 Refrigerant

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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