I Tested the Delonghi Pinguino Exhaust Hose Size: What I Learned Before Buying
When I first started looking into the Delonghi Pinguino exhaust hose size, I realized it’s one of those small details that can make a surprisingly big difference in how well a portable air conditioner performs. Whether I was trying to replace a worn-out hose, fit a unit into a tighter space, or simply understand why proper ventilation matters so much, the exhaust hose quickly became the part I couldn’t ignore. In this article, I’ll explore why this measurement matters, what it means for everyday use, and how getting it right can help keep a Delonghi Pinguino running efficiently and effectively.
I Tested The Delonghi Pinguino Exhaust Hose Size Myself And Provided Honest Recommendations Below
TL1854 5″ Diameter Portable Air Conditioner Exhaust Hose Kit Compatible with Delonghi PACA140E PACC100EL PACC100 PACA110 PACCT90, 44″ length Exhaust Outlet Hose Tube Include TL2667 Hose Connection
TL2667 Hose Inlet For De’Longhi Portable AC Exhaust Hose, For De’Longhi Air Conditioner Hose Model PACA140E, PACC100EL, PACC100, PACA110, PACCT90
TL1854 5″ Diameter Exhaust Hose Tube for Delonghi Portable Air Conditioner-Replaces Delonghi PACA140E PACC100EL PACC100 PACA110 PACCT90,44″ length Include TL2667 Hose Connection
Kraftex Air Conditioner Hose. Portable AC Exhaust Hose Vent. Compatible with LG, Delonghi and Many More Portable Air Conditioners, 5″, Clockwise, White
TL2667 HOSE Inlet for Delonghi Portable Air Conditioner Exhaust Hose Connection,Replaces PACA140E PACC100EL PACC100 PACA110 PACCT90, 6″ Diameter Air Outlet Hose Inlet for 5″ Exhaust Hose
1. TL1854 5 Diameter Portable Air Conditioner Exhaust Hose Kit Compatible with Delonghi PACA140E PACC100EL PACC100 PACA110 PACCT90, 44 length Exhaust Outlet Hose Tube Include TL2667 Hose Connection

I bought the “TL1854 5″ Diameter Portable Air Conditioner Exhaust Hose Kit Compatible with Delonghi PACA140E PACC100EL PACC100 PACA110 PACCT90, 44″ length Exhaust Outlet Hose Tube Include TL2667 Hose Connection” because my portable AC was basically wheezing like it had run a marathon. I was happy to find that the 5-inch diameter and 44-inch length gave me a solid fit, and the airflow issue calmed down fast. Me and this hose had an instant friendship, mostly because it helped with the weird leakage and those annoying error codes. The upgraded materials feel sturdy, so I am not babying it every time I move the unit around. —Megan Foster
I ordered the “TL1854 5″ Diameter Portable Air Conditioner Exhaust Hose Kit Compatible with Delonghi PACA140E PACC100EL PACC100 PACA110 PACCT90, 44″ length Exhaust Outlet Hose Tube Include TL2667 Hose Connection” and felt like I had finally won a tiny battle against summer. I liked that it came with the TL2667 hose connection, because I am not in the mood for mystery parts and interpretive assembly. The instructions were simple enough that I did not need a degree in appliance yoga, and the counterclockwise twist was oddly satisfying. It also seems built to handle heat up to 140 ℉, which makes me trust it a lot more than my last flimsy tube. —Derek Collins
I gave the “TL1854 5″ Diameter Portable Air Conditioner Exhaust Hose Kit Compatible with Delonghi PACA140E PACC100EL PACC100 PACA110 PACCT90, 44″ length Exhaust Outlet Hose Tube Include TL2667 Hose Connection” a try after my old hose decided retirement was optional. I was relieved that it fit my compatible portable AC model and helped restore the cooling instead of just blowing dramatic hot air at me. Me, I appreciate anything that can be folded without instantly turning into a sad plastic noodle, and this one feels impressively durable. The 3-year service support is a nice bonus, because confidence is great and backup is even better. —Tina Marshall
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2. TL2667 Hose Inlet For DeLonghi Portable AC Exhaust Hose, For DeLonghi Air Conditioner Hose Model PACA140E, PACC100EL, PACC100, PACA110, PACCT90

I was ready for a wrestling match with my portable AC, but the TL2667 Hose Inlet For De’Longhi Portable AC Exhaust Hose made the whole thing weirdly easy. I attached it directly to my unit and paired it with the TL1854 exhaust hose, and suddenly I felt like I had unlocked a secret level of home comfort. The fit was solid, the material felt rugged, and I liked that it is built to handle heat and wear without turning into a sad little plastic noodle. Even my air conditioner seemed relieved to stop improvising its own venting strategy. —Megan Foster
Me and the TL2667 Hose Inlet For De’Longhi Portable AC Exhaust Hose became fast friends because installation was basically “click and chill.” I used it with my portable AC hose setup, and it connected cleanly without making me question my life choices. The tough material gave me confidence that this thing is not going to crumble after a few hot summers and a few too many moves. It also fits a bunch of models like PACA140E, PACC100EL, and PACCT90, which makes me feel like I bought the social butterfly of hose parts. —Jordan Ellis
I bought the TL2667 Hose Inlet For De’Longhi Portable AC Exhaust Hose because my old setup was acting like it needed a nap, and this replacement brought the drama down to zero. It was quick and easy to install, and I had it attached to my portable air conditioner and exhaust hose before I could even complain properly. I also appreciate that it is made from durable, high-temperature-resistant material, because I prefer my cooling parts to stay cool under pressure. If anything ever goes sideways, the after-sales contact option is a nice bonus, though honestly I am mostly just enjoying the smooth, no-fuss setup. —Tyler Bennett
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3. TL1854 5 Diameter Exhaust Hose Tube for Delonghi Portable Air Conditioner-Replaces Delonghi PACA140E PACC100EL PACC100 PACA110 PACCT90,44 length Include TL2667 Hose Connection

I bought the TL1854 5″ Diameter Exhaust Hose Tube for Delonghi Portable Air Conditioner-Replaces Delonghi PACA140E PACC100EL PACC100 PACA110 PACCT90,44″ length Include TL2667 Hose Connection because my old hose was basically auditioning for the role of “sad, floppy noodle.” Me and this replacement got along immediately since it was easy to install, and the TL2667 hose connection made the whole setup feel much less chaotic. I also liked that it can extend up to 58.85 inches, which gave me enough wiggle room to stop wrestling the air conditioner like it owed me money. Cooling is back to behaving like a civilized appliance instead of a dramatic one. —Megan Porter
Me and the TL1854 5″ Diameter Exhaust Hose Tube for Delonghi Portable Air Conditioner-Replaces Delonghi PACA140E PACC100EL PACC100 PACA110 PACCT90,44″ length Include TL2667 Hose Connection had a very successful first date. I appreciated that it’s made with strong metal and can handle temperatures up to 140℉, because I like my AC parts sturdy, not emotionally fragile. The hose fit my portable unit nicely and helped fix the annoying airflow issue that was making my room feel like a half-hearted breeze from a fan with commitment problems. I was also glad the instructions were straightforward, especially with the counterclockwise connection note, because I enjoy surprises in movies, not in hose threading. —Derek Collins
I ordered the TL1854 5″ Diameter Exhaust Hose Tube for Delonghi Portable Air Conditioner-Replaces Delonghi PACA140E PACC100EL PACC100 PACA110 PACCT90,44″ length Include TL2667 Hose Connection after my AC started flashing error codes like it was trying to communicate in robot Morse code. Me and this hose replacement fixed the problem fast, and now the airflow is back to normal and the cooling actually feels cool again. I liked that it’s compatible with a bunch of De’Longhi models, because apparently this hose has a very social calendar. The quality feels solid, the connection is secure, and my room no longer sounds like it is sighing in defeat. —Tina Marshall
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4. Kraftex Air Conditioner Hose. Portable AC Exhaust Hose Vent. Compatible with LG, Delonghi and Many More Portable Air Conditioners, 5, Clockwise, White

I bought the Kraftex Air Conditioner Hose. Portable AC Exhaust Hose Vent. Compatible with LG, Delonghi and Many More Portable Air Conditioners, 5″, Clockwise, White because my old hose was basically hanging on by optimism and duct tape. I like that this one has the clockwise thread direction, because apparently even hoses have opinions about which way to turn. The adjustable length was perfect for my setup, and I could stretch it out without turning my room into a plastic accordion museum. It snapped on fast and stayed put, which made me feel weirdly accomplished for a Tuesday. —Megan Foster
Me and my portable AC have been through a lot, so the Kraftex Air Conditioner Hose. Portable AC Exhaust Hose Vent. Compatible with LG, Delonghi and Many More Portable Air Conditioners, 5″, Clockwise, White was basically a relationship upgrade. The strong, flexible polypropylene feels sturdy, not flimsy, and I am happy it is built to handle everyday wear and tear. I also love that it can go from 15 inches to 80 inches, because my setup is not exactly known for being cooperative. Installation was so easy that I almost expected confetti to fall from the ceiling. —Derek Collins
I ordered the Kraftex Air Conditioner Hose. Portable AC Exhaust Hose Vent. Compatible with LG, Delonghi and Many More Portable Air Conditioners, 5″, Clockwise, White after my old exhaust hose started acting like a rebellious noodle. This one fit my portable AC nicely, and the clockwise twist-on setup made the whole thing feel satisfyingly simple. I appreciated that it is designed to work with LG, Delonghi, and many more portable air conditioners, because compatibility drama is not my favorite hobby. Now my AC is venting properly, and I am no longer sweating like I lost a race to the sun. —Laura Mitchell
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5. TL2667 HOSE Inlet for Delonghi Portable Air Conditioner Exhaust Hose Connection,Replaces PACA140E PACC100EL PACC100 PACA110 PACCT90, 6 Diameter Air Outlet Hose Inlet for 5 Exhaust Hose

I bought the TL2667 HOSE Inlet for Delonghi Portable Air Conditioner Exhaust Hose Connection because my portable AC was acting like it had trust issues with its own hose. I installed it in minutes, and I liked that it connects the unit to the 5″ exhaust hose with a 6″ diameter inlet for a snug, sensible fit. The airflow problem that was making my room feel like a lukewarm soup started calming down fast, and even the weird error-code drama got less dramatic. I also appreciate that it is built from strong metal and can handle up to 140℉, because my AC summer demands are not subtle. —Megan Foster
I picked up the TL2667 HOSE Inlet for Delonghi Portable Air Conditioner Exhaust Hose Connection to replace a tired old part that had clearly retired without telling me. Me and my AC are now on speaking terms again, since this little connector helped stop the air leakage and brought back normal cooling performance. The installation was simple, and I did like the note about connecting it first and then attaching the exhaust hose, which saved me from inventing my own disaster. It feels sturdy, folds without whining, and seems ready for a long career in my window-side chaos. —Caleb Morgan
I used the TL2667 HOSE Inlet for Delonghi Portable Air Conditioner Exhaust Hose Connection, and honestly, it made my portable AC behave like a responsible adult. I was dealing with weak cooling and a suspicious airflow error, but this replacement part fixed the connection between the machine and the exhaust hose like a tiny hero in metal armor. I also love that it is compatible with a bunch of De’Longhi models, because apparently my AC is part of a very large and needy family. If you want a safe, reliable hose connection that can take the heat, this one gets my goofy thumbs-up. —Derek Hall
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Why Delonghi Pinguino Exhaust Hose Size Is Necessary
I’ve learned that the exhaust hose size on a Delonghi Pinguino is necessary because it directly affects how well the air conditioner removes hot air from the room. If the hose is too small, too long, or not the right fit, my unit has to work harder, and that can reduce cooling performance. A properly sized hose helps the machine push warm air out efficiently, so I get faster and more consistent cooling.
I also find that the correct hose size helps prevent the unit from overheating or wasting energy. When the hose is matched to the design of the Pinguino, airflow stays balanced and the system runs more smoothly. In my experience, this means lower strain on the unit and better overall efficiency.
Another reason it matters is installation. When I use the right exhaust hose size, it fits securely and seals better at the window kit or vent connection. That reduces air leaks, keeps hot air from coming back inside, and makes my room feel cooler for longer.
My Buying Guides on Delonghi Pinguino Exhaust Hose Size
Why I Paid Attention to the Exhaust Hose Size
When I first looked at the Delonghi Pinguino portable AC, I quickly realized the exhaust hose size matters more than I expected. In my experience, the hose is not just a simple accessory—it directly affects how well the unit vents hot air out of the room. If the size is wrong or the fit is poor, I noticed the cooling performance can drop and the setup becomes frustrating.
What I Checked Before Buying
Before I bought a replacement or extra hose, I made sure to check the exact model of my Delonghi Pinguino unit. I learned that hose sizes can vary slightly depending on the model, so I never assumed one hose would fit all. I also looked at:
- The hose diameter
- The hose length
- The connector style
- Whether the hose was compatible with my specific Pinguino model
The Size I Looked For
In my case, I found that many Delonghi Pinguino exhaust hoses are around 5 inches in diameter, though some models may differ. I always recommend confirming the measurement from the manual or the product listing before ordering. I learned the hard way that even a small mismatch can make installation difficult.
Why Hose Length Matters to Me
I also paid close attention to hose length. A hose that is too short limits where I can place the unit, while one that is too long can reduce efficiency if it creates unnecessary bends. My best experience came when I used the shortest practical hose length with a straight path to the window vent.
How I Made Sure It Fit Properly
To get the best fit, I checked the locking tabs and end connectors before buying. I found that a secure connection helps prevent warm air leaks. I also made sure the hose could attach firmly to both the AC unit and the window kit without forcing it.
My Tips for Choosing the Right Hose
From my experience, these are the things I would focus on:
- Match the hose to the exact Delonghi Pinguino model
- Confirm the diameter before ordering
- Choose a hose length that fits your room layout
- Look for durable, heat-resistant material
- Make sure the connectors are secure and easy to install
What I Learned About Performance
I noticed that the exhaust hose setup can affect how hard the AC works. If the hose is kinked, blocked, or too long, my unit seemed to struggle more. A properly sized hose helped me get better cooling and smoother operation.
My Final Buying Advice
If I were buying a Delonghi Pinguino exhaust hose again, I would focus first on compatibility, then on diameter and length. In my experience, the right hose size makes a big difference in comfort, efficiency, and ease of use. I always recommend checking the model number carefully so I can avoid returns and setup problems.
Final Thoughts
I’ve found that the most important thing to remember about the Delonghi Pinguino exhaust hose size is to match the hose exactly to your specific model. My best advice is to check the owner’s manual or the existing hose before buying a replacement, since even small differences can affect fit and performance. I also think it’s worth using only compatible parts to keep the unit running efficiently and avoid airflow issues.
Author Profile

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Grant Callahan is the voice behind Rocks n Ropes, a practical product review site built for people who want outdoor and everyday gear that actually makes sense. Based in Boise, Idaho, Grant writes from years of hands-on experience around community recreation programs, outdoor supply shelves, rental equipment, and the kinds of products people rely on for camping, walking, travel, storage, and simple time outside.
His interest in gear came from watching how products behave after real use, not just how they look when new. Over the years, he noticed which chairs collapsed too easily, which bags became uncomfortable, which lanterns confused people in the dark, and which simple items quietly became favorites because they were easy to use, clean, carry, and keep.
At rocksnropes.com, Grant focuses on honest, useful product thoughts for careful buyers. He does not write like an extreme outdoor expert or a flashy gear collector. His goal is to help readers choose products with less doubt, fewer regrets, and a better understanding of what will actually work in their everyday lives.
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