Best Through the Wall AC Unit 15 by 24 Dimensions in 2025
Updated on July 2025
#1
Recommended
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- 18,000 BTU capacity efficiently cools rooms with four operating modes: auto, low, medium, and high.
- Designed for spaces up to 1,000 square feet, ideal for larger rooms and open areas.
- Includes a user-friendly remote control for adjusting settings, with features like sleep mode and a 24-hour timer.
- Simple accordion-style installation fits standard double-hung windows from 28" to 40.5" wide and a minimum height of 18.5".
- Wall sleeve and components provided for through-the-wall installation, which should be done by a licensed professional.
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- 18,000 BTU capacity efficiently cools rooms with four operating modes: auto, low, medium, and high.
- Designed for spaces up to 1,000 square feet, ideal for larger rooms and open areas.
- Includes a user-friendly remote control for adjusting settings, with features like sleep mode and a 24-hour timer.
- Simple accordion-style installation fits standard double-hung windows from 28" to 40.5" wide and a minimum height of 18.5".
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#2
Value for Money
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- 10,000 BTU cooling capacity suitable for spaces up to 450 sq. ft.
- Three cooling modes and fan speeds with a programmable timer; built-in dehumidification removes 2.3 pints of moisture per hour.
- Designed for wall installation to preserve window views and floor space; includes a universal interior trim kit for easy setup.
- Smart remote measures room temperature and transmits data for precise cooling control.
- Energy-efficient features like 'Energy Saver' and 'Sleep' mode help minimize electricity usage.
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- 10,000 BTU cooling capacity suitable for spaces up to 450 sq. ft.
- Three cooling modes and fan speeds with a programmable timer; built-in dehumidification removes 2.3 pints of moisture per hour.
- Designed for wall installation to preserve window views and floor space; includes a universal interior trim kit for easy setup.
- Smart remote measures room temperature and transmits data for precise cooling control.
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#3
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- Utilizes R-32 refrigerant with an energy efficiency ratio (EER) of 10.7 for optimal energy savings
- Designed for through-the-wall installation; not suitable for window mounting; dimensions are 24” W x 20.1” D x 14.4” H
- Offers 3 cooling speeds and 3 pre-programmed modes for effective cooling in rooms up to 330 square feet; includes Energy Saver mode for efficient air circulation
- Includes a remote control for convenient operation from a distance
- Comes with accessories such as a trim kit for indoor installation, a protective mesh grille for outdoor use, a washable filter, insulation foam, and a remote control
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- Utilizes R-32 refrigerant with an energy efficiency ratio (EER) of 10.7 for optimal energy savings
- Designed for through-the-wall installation; not suitable for window mounting; dimensions are 24” W x 20.1” D x 14.4” H
- Offers 3 cooling speeds and 3 pre-programmed modes for effective cooling in rooms up to 330 square feet; includes Energy Saver mode for efficient air circulation
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#4
8% Off
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- 18,000 BTU cooling capacity and 16,000 BTU heating capacity for large spaces up to 1,000 sq. ft.
- Multi-functional unit offering cooling, supplemental heating, dehumidification, and fan modes; supplementary heating designed for outdoor temperatures between 23°F and 76°F.
- Smart remote monitors room temperature and communicates with the air conditioner every 3 minutes for precise climate control.
- Energy-efficient operation with 'Energy Saver' and 'Sleep' modes reduces electricity costs.
- Compact design with included window installation kit saves floor space.
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- 18,000 BTU cooling capacity and 16,000 BTU heating capacity for large spaces up to 1,000 sq. ft.
- Multi-functional unit offering cooling, supplemental heating, dehumidification, and fan modes; supplementary heating designed for outdoor temperatures between 23°F and 76°F.
- Smart remote monitors room temperature and communicates with the air conditioner every 3 minutes for precise climate control.
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#5
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- 3-in-1 functionality with cooling, fan, and dehumidifier modes for versatile comfort.
- Cools rooms up to 350 sq ft with 8,000 BTU, featuring multiple fan speeds and adjustable airflow.
- Energy-efficient design helps reduce electricity costs.
- Specifically designed for through-the-wall installation; not suitable for window mounting.
- Includes a 1-year warranty for parts and labor, ensuring product reliability and support.
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- 3-in-1 functionality with cooling, fan, and dehumidifier modes for versatile comfort.
- Cools rooms up to 350 sq ft with 8,000 BTU, featuring multiple fan speeds and adjustable airflow.
- Energy-efficient design helps reduce electricity costs.
- Specifically designed for through-the-wall installation; not suitable for window mounting.
- Includes a 1-year warranty for parts and labor, ensuring product reliability and support.
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