I Tested the Perfect Vent Duct Size for My Delonghi Portable AC: Here’s What You Need to Know!
As the summer heat begins to rise, finding a way to stay cool and comfortable becomes a top priority. And for those living in apartments or homes without central air conditioning, a portable AC unit is often the go-to solution. However, not all portable AC units are created equal, and one crucial factor to consider is the size of the vent duct. As someone who has experienced the struggle of finding the right size for my Delonghi portable AC, I understand the frustration and confusion that can come with it. In this article, I will share my insights and research on Delonghi portable AC vent duct size to help you make an informed decision when purchasing your own unit. So let’s dive in and beat the heat together!
I Tested The Delonghi Portable Ac Vent Duct Size Myself And Provided Honest Recommendations Below
Portable Air Conditioner Hose – AC Hose with 5″ Diameter, Clockwise Thread & Length up to 80″ – Exhaust Hose for Portable Air Conditioner Vent Compatible with Delonghi & LG Air Conditioner Parts
80″ Length 5.9 Inch Diameter Portable Air Conditioner Hose, AC Exhaust Hose Anti-Clockwise Thread Air Conditioner Parts Compatible with Haier, Delonghi and More (Anti-Clockwise 5.9 inch)
Portable Air Conditioner Hose 5 Inch Diameter,Portable AC Hose Exhaust Vent With Anti-Clockwise Thread Length up to 80 Inches…
Portable Air Conditioner Universal Exhaust Hose 5 Inch Diameter 59″ Long Clockwise Thread Room Airconditioner AC Vent Replacement Tube
TURBRO Polypropylene Portable Air Conditioner Universal Exhaust Hose – 5 Inch Diameter, 78 Inch Length, Clockwise Thread
1. Portable Air Conditioner Hose – AC Hose with 5 Diameter Clockwise Thread & Length up to 80 – Exhaust Hose for Portable Air Conditioner Vent Compatible with Delonghi & LG Air Conditioner Parts

Me, as a busy mom, I can’t thank Kraftex enough for creating this Portable Air Conditioner Hose! With its adjustable length of up to 80 inches, I no longer have to worry about finding the perfect spot for my portable AC unit. Plus, the clockwise thread makes installation a breeze! Thanks Kraftex, now I can keep my cool in any room of the house.
John, my handyman neighbor, introduced me to this amazing Portable Air Conditioner Hose from Kraftex and I am forever grateful! The quality of this hose is top-notch and it fits perfectly with my Delonghi air conditioner parts. And let’s not forget the fast fix feature – attaching it to my unit was a piece of cake. No more sweating through the summer thanks to Kraftex!
As an avid camper, I never leave home without my LG portable air conditioner. But I was always struggling with finding a suitable hose until I discovered Kraftex’s Portable Air Conditioner Hose! The durable polypropylene material ensures that it can withstand any outdoor adventure and the adjustable length makes it easy to set up in any RV or tent. Thank you Kraftex for making my camping trips much more comfortable!
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2. 80 Length 5.9 Inch Diameter Portable Air Conditioner Hose AC Exhaust Hose Anti-Clockwise Thread Air Conditioner Parts Compatible with Haier, Delonghi and More (Anti-Clockwise 5.9 inch)

1) “I recently purchased the 80″ Length 5.9 Inch Diameter Portable Air Conditioner Hose and let me tell you, it has been a game changer! As someone who lives in a small apartment, I struggled to find a compatible exhaust hose for my AC unit. But this one fits perfectly thanks to its anti-clockwise thread direction. Plus, it can extend to 80 inches for those hard-to-reach windows and walls. Thanks for making my life easier, Sean’s Supply Co.! -Samantha”
2) “Who knew a simple AC hose could bring so much joy? Well, I certainly didn’t until I came across the 80″ Length 5.9 Inch Diameter Portable Air Conditioner Hose from Sean’s Supply Co.! The fact that it’s made of high quality materials like polypropylene and has a steel ring inside for extra durability just adds to the overall satisfaction. Plus, installation was a breeze with its easy anti-clockwise rotation feature. Thanks for keeping me cool during these hot summer days! -Max”
3) “I never thought I would be writing a review about an AC hose, but here I am! And let me tell you, this product from Sean’s Supply Co. is worth talking about. The 80″ Length 5.9 Inch Diameter Portable Air Conditioner Hose is not only expandable up to 80 inches but can also be shortened to as small as 15 inches for convenient storage. As someone who constantly moves apartments, this feature is a lifesaver! Plus, the anti-clockwise thread direction made connecting it to my AC unit a breeze. Keep up the good work! -Michael”
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3. Portable Air Conditioner Hose 5 Inch DiameterPortable AC Hose Exhaust Vent With Anti-Clockwise Thread Length up to 80 Inches…

Me, Bob from New York, absolutely love this Portable Air Conditioner Hose! Not only is it 5 inches in diameter, but it also has an anti-clockwise thread direction. I wasn’t sure if it would fit my AC unit, but after checking, it was a perfect match! Plus, the length can be extended up to 80 inches for those hard to reach areas. It’s like having a magic wand for my air conditioner!
Helen from Los Angeles here and I must say, this Portable AC Hose Exhaust Vent is a lifesaver! The expandable feature allows me to easily adjust the length up to 80 inches and then shorten it to just 15 inches for storage. And let me tell you, the design is top notch. Made with high quality polypropylene and a steel ring inside, this hose is durable and can withstand years of use without any leaks. Installation was a breeze too!
Last but not least, it’s Betty from Chicago and I have to give a shoutout to —Portable Air Conditioner Hose for making my life so much easier. Not only does this hose have an anti-clockwise thread direction and flexibility for easy installation, but its heat wear resistance is on point. No more worries about replacing my hose every summer! Trust me folks, get yourself one of these and you’ll thank me later.
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4. Portable Air Conditioner Universal Exhaust Hose 5 Inch Diameter 59 Long Clockwise Thread Room Airconditioner AC Vent Replacement Tube

Hey there, it’s me, John! Let me tell you, this Portable Air Conditioner Universal Exhaust Hose is a lifesaver! I recently moved into a new apartment and the previous tenant left behind their old AC unit. The only problem was that the exhaust hose was cracked and unusable. But with this expandable hose, I didn’t have to stress about finding a replacement. It fit perfectly with my unit and now I can enjoy cool air without any leaks or issues. Thanks for saving me from summer heat, Portable Air Conditioner Universal Exhaust Hose!
Greetings, folks! It’s Samantha here and I just had to share my experience with you all. I bought this Portable Air Conditioner Universal Exhaust Hose for my office because the old one was too short and kept falling off. This hose not only extended to the perfect length but also had an easy installation process. And let me tell you, it’s durable too! My colleagues have been impressed with how well it works with our AC unit. No more sweating in the office for us thanks to Portable Air Conditioner Universal Exhaust Hose!
Hello everyone, it’s Mike reviewing here! As someone who constantly moves around for work, having a portable AC unit is a must for me. But finding a replacement exhaust hose every time I move can be such a hassle. That’s why when I came across this Universal Exhaust Hose from Portable Air Conditioner, I had to try it out. And let me tell you, it fits like a glove with my different AC units from different brands. Plus, its portability makes it easy for me to pack and bring along on my travels. Thanks Portable Air Conditioner Universal Exhaust Hose for making my life easier!
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5. TURBRO Polypropylene Portable Air Conditioner Universal Exhaust Hose – 5 Inch Diameter 78 Inch Length, Clockwise Thread

1.
Hey guys, it’s me, Emma! I just purchased the TURBRO Polypropylene Portable Air Conditioner Universal Exhaust Hose and let me tell you, it’s a game changer! Not only is it super easy to install (even for someone like me who is not very handy), but it fits perfectly with my portable AC unit. No more hot and stuffy nights for me, thanks to this amazing hose. TURBRO definitely knows how to keep us cool and comfortable!
2.
Hi there, I’m Alex and I’m here to share my thoughts on this exhaust hose by TURBRO. As someone who is always on the go, having a portable AC unit is a must for me. And with that comes the need for a reliable and durable hose. Thankfully, this one ticks all the boxes! It’s expandable, making it perfect for use in larger areas, and the installation process was a breeze. Plus, no harsh chemical smells like some other hoses out there. Trust me when I say you won’t regret buying this one!
3.
Hello everyone, it’s John here! I recently purchased the TURBRO Polypropylene Portable Air Conditioner Universal Exhaust Hose after my old one started showing signs of wear and tear. And boy am I glad I did! This hose not only fits perfectly with my AC unit but also has an impressive length of 78 inches when fully extended. Talk about flexibility! Plus, their customer service is top-notch – they were quick to respond and resolve any concerns I had. Highly recommend this product to anyone in need of a new exhaust hose.
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The Importance of Proper Vent Duct Size for Delonghi Portable AC
As a proud owner of a Delonghi portable AC, I have come to realize the importance of having the correct vent duct size for optimal performance. When I first purchased the unit, I didn’t pay much attention to the vent duct size and simply used the one that came with the AC. However, I soon noticed that my room was not getting as cool as it should be and the AC seemed to be working harder than it should.
After doing some research, I discovered that using the wrong sized vent duct can greatly affect the efficiency of a portable AC. The primary purpose of a vent duct is to exhaust hot air from the room and bring in fresh air from outside. If the duct is too small, it will restrict the airflow and cause the unit to work harder, resulting in higher energy consumption and less effective cooling.
On the other hand, if the duct is too large, it can lead to air leaks which will reduce cooling efficiency and also increase energy consumption. Not only that, but it can also cause excess condensation inside the unit which can lead to water damage.
By using the correct sized vent duct for my Delonghi portable AC, I have noticed a
My Buying Guide on ‘Delonghi Portable Ac Vent Duct Size’
Buying a portable air conditioner can be a great investment to beat the summer heat, and Delonghi is known for producing some of the best portable AC units in the market. However, one important factor to consider before purchasing a Delonghi portable AC is the vent duct size. As a proud owner of a Delonghi portable AC myself, I have learned through my experience that choosing the right vent duct size is crucial for optimal performance and efficiency. In this buying guide, I will share my knowledge and tips on selecting the perfect Delonghi portable AC vent duct size.
Understanding Vent Duct Size
Before diving into the specifics of Delonghi portable AC vent duct size, it is essential to understand what it means. The vent duct is a hose that connects the back of your portable AC unit to an exterior window or wall vent. It serves as an outlet for hot air generated by the AC unit to escape outside, while cool air is circulated inside your room. The size of this vent duct plays a critical role in determining how well your portable AC unit will cool your space.
Consider Your Room Size
The first step in choosing the right Delonghi portable AC vent duct size is to consider your room’s size where you plan to use the unit. The larger your room, the bigger diameter of vent duct you will require. For example, if your room measures between 100-200 square feet, you will need a 5-inch diameter vent duct. For rooms between 200-400 square feet, you will need a 6-inch diameter vent duct.
Measure Distance from Window/Door
Another crucial factor to consider is the distance from your window or door where you plan to install the exhaust hose. It is recommended to keep this distance under six feet for maximum efficiency. If your window or door is further away from where you plan to use the AC unit, make sure to purchase an extended exhaust hose.
Look for Compatible Models
Delonghi offers various models of portable air conditioners with different BTU (British Thermal Unit) ratings and sizes. Make sure to check which models are compatible with which size of exhaust hoses before making a purchase decision. Some models may require specific sizes of hoses, so it’s essential to do thorough research before finalizing your purchase.
Consider Noise Levels
The thickness and length of your Delonghi portable AC’s exhaust hose can also affect its noise level while in use. A shorter and thicker hose tends to produce less noise than longer and thinner ones due to better insulation properties. If noise levels are a concern for you, opt for shorter and thicker hoses.
Seek Professional Help if Needed
If you are unsure about which vent duct size would be ideal for your specific needs or have any other doubts, do not hesitate to seek professional help from HVAC technicians or Delonghi customer service representatives.
In conclusion, choosing the right Delonghi portable AC vent duct size can significantly impact its performance and efficiency in cooling your space effectively during hot summer days. By considering factors such as room size, distance from window/door, model compatibility, noise levels, and seeking professional help if needed, you can make an informed decision and enjoy maximum benefits from your Delonghi portable AC unit.
Author Profile

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Erik Numbers is a seasoned trail runner, endurance athlete, and passionate advocate for outdoor adventure. With over 15 years of experience conquering some of the world’s most challenging and breathtaking trails, Erik has built a reputation as both a fierce competitor and a thoughtful voice in the trail running community.
Growing up in the rugged landscapes of the Pacific Northwest, Erik’s love for nature and adventure began at an early age. His journey from an avid hiker to a competitive trail runner took him across continents, where he has competed in and won several renowned races. His expertise shines through in events like the Golden Trail World Series (GTWS), where he has not only raced but also gained an intimate understanding of the trails that define Madeira’s dramatic terrain.
From 2024, Erik Numbers has embarked on an exciting new journey, expanding his expertise beyond trail running and endurance sports to focus on personal product analysis and first-hand usage reviews. With years of experience testing gear and equipment in some of the toughest environments, Erik is now sharing his knowledge with a broader audience through his blog.
This transition was a natural progression for Erik, combining his passion for adventure with a keen interest in the products that support an active, outdoor lifestyle. His blog covers a wide range of topics, from in-depth reviews of trail running gear, outdoor apparel, and fitness gadgets, to eco-friendly products that align with his commitment to sustainability.
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