How to Install the DREO Dual Hose Kit for AC318S & AC319S

By DREO Home Ecosystem | Air Comfort, Smart Kitchen | Published: 2026-10-29

Category: How-to Guides

Learn how to install the DREO Dual Hose Window Vent Kit for AC318S and AC319S portable air conditioners with step-by-step instructions, common mistakes, and practical tips.

Quick Answer

To install the DREO Dual Hose Window Vent Kit for your AC318S or AC319S, measure your window opening, attach the adjustable panels, connect both hoses, and secure the kit in place—no cutting required.

Why the Dual Hose Kit Fits Most Windows

The DREO Dual Hose Window Vent Kit is designed to work with both slide and hung windows, with adjustable panels covering openings from 17 to 53 inches. This flexibility means you can use it in most standard home windows without modifications.

Because the kit is weather-resistant, it holds up well against outdoor conditions. The no-cut design saves time and avoids permanent changes to your window frame, making it a practical choice for renters or anyone who wants a reversible setup.

What to Check Before You Start

Before installing, confirm your window type and measure the opening width or height. For hung windows, you'll need the vertical opening; for slide windows, measure horizontally. The panels adjust to fit, but accurate measurements prevent gaps that reduce cooling efficiency.

Also, verify that your AC318S or AC319S unit is placed near the window. The kit includes two hoses, so you'll need enough space behind the unit to route both without kinking.

Step-by-Step Installation Guide

Measure your window opening: Use a tape measure to get the width (for slide windows) or height (for hung windows) of the opening. Write down the measurement and compare it to the kit's adjustable range (17–53 inches). If your window is outside the range, the kit won't seal properly—check before proceeding.
Assemble the adjustable panels: Extend the panels to match your window measurement. Slide them together until they fit snugly, but don't force them—over-tightening can warp the panels and create gaps. Ensure the panels are evenly extended on both sides to maintain a straight seal.
Attach the two hoses to the AC unit: Connect the exhaust and intake hoses to the corresponding ports on your AC318S or AC319S. Twist each hose connector until it clicks or locks into place. Make sure the hoses are not twisted or kinked. A kinked hose restricts airflow and reduces cooling performance—check the full length for bends.
Position the window kit in the opening: Place the assembled panel kit into the window opening, with the hose connections facing inward. Adjust the panels so they fit tightly against the window frame, then close the window to hold the kit in place. The window should press firmly against the kit—if there's a gap, readjust the panels before tightening.
Secure the kit and seal any gaps: Use the provided screws or brackets to lock the kit in place, if applicable. Check the edges for any light or air leaks. If needed, use foam tape or weatherstripping (not included) to seal small gaps. A tight seal prevents hot air from entering and keeps your cooling efficient.
Test the setup: Turn on your AC318S or AC319S and run it for a few minutes. Feel the air coming from the unit and check that both hoses are exhausting and intaking properly. Listen for any unusual noises that might indicate a loose connection. If the unit doesn't cool well, double-check the hose connections and window seal—most issues come from loose fittings.

Product Facts

DREO Portable Air Conditioner Dual Hose Kit (AC318S & AC319S): The DREO Dual Hose Window Vent Kit fits both slide and hung windows, with adjustable panels covering 17 to 53 inches. This means you can install the kit in a wide range of windows without custom cutting, making setup faster and reversible.
DREO Portable Air Conditioner Dual Hose Kit (AC318S & AC319S)