

6PCS Portable Air Conditioner Exhaust Hose Adapter, Square-to-Round Coupler for 5.8-Inch AC Vents, Essential Window Kit Accessory
Key item features
- ❄️ Square-to-round exhaust adapter: Converts AC vents to fit 5.8-inch round hoses
- ❄️ Durable heat-resistant plastic: Withstands warm exhaust air without warping
- ❄️ Leak-proof connection: Prevents cool air loss for efficient AC operation
- ❄️ Easy tool-free installation: Attaches quickly to AC vents and hoses
- ❄️ Universal compatibility: Works with most portable air conditioner models
- ❄️ Lightweight and compact: Easy to store and won’t add bulk to your setup
Specs
Material, Plastic
Manufacturer, Clearance
Features, Animated
Assembled Product Dimensions (L x W x H), 7.08 x 5.90 x 2.75 in
Has Written Warranty, No
About this item
Product details
This square-to-round exhaust adapter connects your portable air conditioner’s square vent to a round 5.8-inch exhaust hose, creating a secure, leak-free fit for efficient cooling. Made of durable plastic, it’s a must-have accessory for portable AC setups.
Detailed Selling Points
Square-to-Round Conversion: Designed to adapt square AC vents to standard round 5.8-inch exhaust hoses, ensuring a tight, secure connection for proper airflow.
Durable Plastic Construction: Made of high-quality, heat-resistant plastic that withstands the warm exhaust air from portable AC units without warping or degrading.
Leak-Proof Fit: The adapter creates a snug seal between the vent and hose, preventing cool air loss and ensuring the AC unit runs efficiently.
Easy Installation: Simply attach the adapter to your portable AC’s square vent, then connect your 5.8-inch exhaust hose to the round end—no extra tools required.
Universal Compatibility: Works with most portable air conditioner models that use 5.8-inch exhaust hoses, making it a versatile replacement or upgrade part.
Lightweight & Compact: The small, lightweight design is easy to store when not in use and won’t add bulk to your AC setup.
Specifications
Size: Fits 5.8-inch round exhaust hoses and square AC vents
Material: Durable, heat-resistant plastic
Color: Gray
Package Includes: 1 square-to-round exhaust adapter
After-Sales Support
Contact our customer support team for fast assistance with any issues. We offer a 30-day return window for unused, undamaged items and a 1-year warranty against manufacturing defects.
- ❄️ Square-to-round exhaust adapter: Converts AC vents to fit 5.8-inch round hoses
- ❄️ Durable heat-resistant plastic: Withstands warm exhaust air without warping
- ❄️ Leak-proof connection: Prevents cool air loss for efficient AC operation
- ❄️ Easy tool-free installation: Attaches quickly to AC vents and hoses
- ❄️ Universal compatibility: Works with most portable air conditioner models
- ❄️ Lightweight and compact: Easy to store and won’t add bulk to your setup
Specifications
Brand
Material
Manufacturer
Features
Warranty
Warranty information
Similar items you might like
Clearance, Portable AC Exhaust Hose Adapter Window Vent Connector Universal Air Conditioner Outlet Kit for Mobile Cooling System $2.31 Was $3.06
Clearance
$231current price $2.31, Was $3.06$3.06Portable AC Exhaust Hose Adapter Window Vent Connector Universal Air Conditioner Outlet Kit for Mobile Cooling System
Clearance, Air Conditioner Exhaust Hose Coupler 5.9 Inch / 6 Inch for Portable AC Vent Connection $4.50 Was $5.06
Clearance
$450current price $4.50, Was $5.06$5.06Air Conditioner Exhaust Hose Coupler 5.9 Inch / 6 Inch for Portable AC Vent Connection
Txlpkdyx Portable Air Conditioner Exhaust Hose Adapter,Connector for Window Kit Parts $3.99
$399current price $3.99Txlpkdyx Portable Air Conditioner Exhaust Hose Adapter,Connector for Window Kit Parts
Portable AC Exhaust Hose Adapter Universal Vent Connector for Air Conditioner Window Seal Kit (6.29 Inch) $7.42 Was $12.26
$742current price $7.42, Was $12.26$12.26Portable AC Exhaust Hose Adapter Universal Vent Connector for Air Conditioner Window Seal Kit (6.29 Inch)
Portable Air Conditioner Hose Connector – Universal 5.1" & 5.9" Exhaust Vent Coupler, Extend AC Duct Hose, Replacement Adapter for Window Kit $4.50
$450current price $4.50Portable Air Conditioner Hose Connector – Universal 5.1" & 5.9" Exhaust Vent Coupler, Extend AC Duct Hose, Replacement Adapter for Window Kit
Universal Flat AC Vent Kit,Portable Air Conditioner Exhaust Hose Adapter for Windows/Roofs/Water Pipes,Weather-Resistant,Easy No-Tool Installation $5.24 Was $5.89
$524current price $5.24, Was $5.89$5.89Universal Flat AC Vent Kit,Portable Air Conditioner Exhaust Hose Adapter for Windows/Roofs/Water Pipes,Weather-Resistant,Easy No-Tool Installation
15 out of 5 Stars. 1 reviews5 out of 5 starsClearance, Portable Air Conditioner Exhaust Hose Adapter Coupler, Square To Round AC Vent Duct Connector, Flexible Hose Joining Interface for Portable Air Conditioner Vent Kit Extension Installation $5.29 Was $5.99
Clearance
$529current price $5.29, Was $5.99$5.99Portable Air Conditioner Exhaust Hose Adapter Coupler, Square To Round AC Vent Duct Connector, Flexible Hose Joining Interface for Portable Air Conditioner Vent Kit Extension Installation
Clearance, 5.9 Inch Portable Air Conditioner Exhaust Hose Coupler,Portable Ac Hose Connector,Square To Round Coupler, Window Adapter Mobile Air Conditioner Accessories– Not Universal, Check Compatibility $6.08 Was $6.79
Clearance
$608current price $6.08, Was $6.79$6.795.9 Inch Portable Air Conditioner Exhaust Hose Coupler,Portable Ac Hose Connector,Square To Round Coupler, Window Adapter Mobile Air Conditioner Accessories– Not Universal, Check Compatibility
15 out of 5 Stars. 1 reviews5 out of 5 starsNoothes 5.9 Inch Portable Air Conditioner Exhaust Hose Coupler Portable AC Hose Adapter Extension Connector for Mobile Unit Window Kit Parts and Accessories $8.68
$868current price $8.68Noothes 5.9 Inch Portable Air Conditioner Exhaust Hose Coupler Portable AC Hose Adapter Extension Connector for Mobile Unit Window Kit Parts and Accessories
Clearance, 5.91 Inch / 150mm Portable AC Exhaust Hose Window Joint, Vent Duct Connector for Window Kit Plate, Universal Air Conditioner Exhaust Adapter for Home Ventilation Daily Use $5.47 Was $7.46
$547current price $5.47, Was $7.46$7.465.91 Inch / 150mm Portable AC Exhaust Hose Window Joint, Vent Duct Connector for Window Kit Plate, Universal Air Conditioner Exhaust Adapter for Home Ventilation Daily Use
Clearance, Universal Portable Air Conditioner Exhaust Hose Adapter, Twist Lock Plastic Duct Connector Replacement for AC Window Vent Kit $5.98 Was $7.97
Clearance
$598current price $5.98, Was $7.97$7.97Universal Portable Air Conditioner Exhaust Hose Adapter, Twist Lock Plastic Duct Connector Replacement for AC Window Vent Kit
Clearance, Clearance Under $2 | Round Exhaust Hose Adapter Coupler for Portable Air Conditioner 6 Inch to 15cm $1.52 Was $1.69
Clearance
$152current price $1.52, Was $1.69$1.69Clearance Under $2 | Round Exhaust Hose Adapter Coupler for Portable Air Conditioner 6 Inch to 15cm
Clearance, Virelaxpo 5.9 Inch Portable Air Conditioner Hose Connector Window Vent Adapter for Mobile AC Exhaust Tube Attachment $7.40 Was $8.70
Clearance
$740current price $7.40, Was $8.70$8.70Virelaxpo 5.9 Inch Portable Air Conditioner Hose Connector Window Vent Adapter for Mobile AC Exhaust Tube Attachment
Clearance, Portable Air Conditioner Exhaust Hose Adapter, Round to Inch Coupler for Window AC Vent Connection $3.39 Was $6.65
Clearance
$339current price $3.39, Was $6.65$6.65Portable Air Conditioner Exhaust Hose Adapter, Round to Inch Coupler for Window AC Vent Connection
Portable Air Conditioner Exhaust Hose Adapter, Square-to-Round Coupler for 5.8-Inch AC Vents, Essential Window Kit Accessory $8.99
$899current price $8.99Portable Air Conditioner Exhaust Hose Adapter, Square-to-Round Coupler for 5.8-Inch AC Vents, Essential Window Kit Accessory
Portable Air Conditioner Exhaust Hose Coupler Window Adapter AC Unit Tube Connector Mobile Air Conditioning Accessories for Portable Conditioners $4.70
$470current price $4.70Portable Air Conditioner Exhaust Hose Coupler Window Adapter AC Unit Tube Connector Mobile Air Conditioning Accessories for Portable Conditioners
Reduced price, Forestwhale Universal AC Deflector Flat Nozzle Adapter for Portable Air Conditioner 5.9" Round to Flat Vent Duct for Ceiling Window Exhaust (Grey) $6.79 Was $9.61
$679current price $6.79, Was $9.61$9.61Forestwhale Universal AC Deflector Flat Nozzle Adapter for Portable Air Conditioner 5.9" Round to Flat Vent Duct for Ceiling Window Exhaust (Grey)
Clearance, 1x Air Conditioner Exhaust Hose Coupler - Round Adapter 6 Inch for Mobile AC, (Multicolor) $2.52 Was $2.80
Clearance
$252current price $2.52, Was $2.80$2.801x Air Conditioner Exhaust Hose Coupler - Round Adapter 6 Inch for Mobile AC, (Multicolor)
Portable Air Conditioner Square Exhaust Hose Coupler, 5.9 Inch Square to Round Window Adapter, AC Unit Tube Connector Mobile Air Conditioning Accessories for Portable Conditioners, 7.0x5.9x2.48" $7.59
$759current price $7.59Portable Air Conditioner Square Exhaust Hose Coupler, 5.9 Inch Square to Round Window Adapter, AC Unit Tube Connector Mobile Air Conditioning Accessories for Portable Conditioners, 7.0x5.9x2.48"
Clearance, Mobile Air Conditioner Exhaust Hose Adapter, 5.9 Inch Exhaust Coupler for Portable AC, Window Ventilation Kit Connector, HVAC Tools and Home Improvement $3.19 Was $3.89
Clearance
$319current price $3.19, Was $3.89$3.89Mobile Air Conditioner Exhaust Hose Adapter, 5.9 Inch Exhaust Coupler for Portable AC, Window Ventilation Kit Connector, HVAC Tools and Home Improvement
Customer ratings & reviews
Free Holiday returns until Jan 31










