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10 best18 Inch Window Air Conditionerof March 2026

112M consumers helped this year.

1

JEACENT Portable AC Window Vent Kit - Complete Air Conditioner Window Kit, Adjustable PVC Window Seal Kit Panels Up to 60 Inches, for Universal Thread AC Exhaust Hose of 5.1" and 5.9" Diameter
JEACENT Portable AC Window Vent Kit - Complete Air Conditioner Window Kit, Adjustable PVC Window Seal Kit Panels Up to 60 Inches, for Universal Thread AC Exhaust Hose of 5.1" and 5.9" Diameter

Jeacent

10.0

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2

Kxuhivc Portable Air Conditioner Window Vent Kit, Adjustable Window Seal with 5.9 Inch Diameter, 59 Inch Length Exhaust Hose for A/C Unit Universal for Sliding Horizontal or Vertical Window
Kxuhivc Portable Air Conditioner Window Vent Kit, Adjustable Window Seal with 5.9 Inch Diameter, 59 Inch Length Exhaust Hose for A/C Unit Universal for Sliding Horizontal or Vertical Window

Kxuhivc

10.0

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3

Air Jade Window Air Conditioner Bracket, Drill-Less Window AC Support Heavy Duty, Easy Installation No Drilling Required, Up to 200 lbs
Air Jade Window Air Conditioner Bracket, Drill-Less Window AC Support Heavy Duty, Easy Installation No Drilling Required, Up to 200 lbs

Air Jade

9.9

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4

AieSHOP Air Conditioner Deflector for Central Air Conditioning,Air Conditioning Air Outlet Anti-Direct Blowing Baffle Wind Guide Cover for Home/Office/Office Buildings (White - 20 * 60CM-Length)
AieSHOP Air Conditioner Deflector for Central Air Conditioning,Air Conditioning Air Outlet Anti-Direct Blowing Baffle Wind Guide Cover for Home/Office/Office Buildings (White - 20 * 60CM-Length)

AieSHOP

9.8

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5

Fits 18x18 Duct Opening | Steel Return Air Filter Grille by Handua [Removable Door] for 1-inch Filters | Vent Cover Grill | White | HVAC Cold Air Intake Grille | Outer Dimensions: 20 5/8"W X 20 5/8"H
Fits 18x18 Duct Opening | Steel Return Air Filter Grille by Handua [Removable Door] for 1-inch Filters | Vent Cover Grill | White | HVAC Cold Air Intake Grille | Outer Dimensions: 20 5/8"W X 20 5/8"H

Handua

9.6

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6

Breeze Stop Surround Insulation Side Panels White for Window AC Unit Indoor Air Conditioner Cover for Winter and Summer
Breeze Stop Surround Insulation Side Panels White for Window AC Unit Indoor Air Conditioner Cover for Winter and Summer

Breeze Stop

9.4

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7

Portable Air Conditioner Window Kit Adjustable Window Seal for Portable AC Unit,Sliding A/C Vent Kit for Exhaust Hose with 5.9 Inches Diameter,Adjustable Max Length to 60 Inch
Portable Air Conditioner Window Kit Adjustable Window Seal for Portable AC Unit,Sliding A/C Vent Kit for Exhaust Hose with 5.9 Inches Diameter,Adjustable Max Length to 60 Inch

tBesme

9.2

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8

HOXHA 2 Pack Indoor Air Conditioner Cover for Window Units, Inside Window AC Covers Double Insulation with Free Elastic Straps
HOXHA 2 Pack Indoor Air Conditioner Cover for Window Units, Inside Window AC Covers Double Insulation with Free Elastic Straps

HOXHA

9.0

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9

HOOMEE Adjustable Sliding Window Seal with Tube for Portable Air Conditioner New 35 * 152cm-US
HOOMEE Adjustable Sliding Window Seal with Tube for Portable Air Conditioner New 35 * 152cm-US

HOOMEE

8.7

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10

Tazweeq Universal AC Wind Deflector, Air Conditioning Deflector, Anti Direct Blowing Windshield, Adjustable Air Conditioner Deflector
Tazweeq Universal AC Wind Deflector, Air Conditioning Deflector, Anti Direct Blowing Windshield, Adjustable Air Conditioner Deflector

Tazweeq

8.4

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