Portable air conditioners and through the window exhaust vents are complementary to each other. More than 80% of people who use portable air conditioners, install the exhaust vent out of the window. A portable air conditioner can fully function in a room without windows, for example, in server rooms, storerooms, and other household buildings. But can I use a portable air conditioner in a room without a window?

Moreover, the exhaust vent out of the window is so popular that most of the producers give you a free window seal kit for portable air conditioners. So if you want to know the criteria for using a portable air conditioner without the window exhaust vents then read the full essay, presented for you right here. 

can i use a portable air conditioner in a room without a window

Can I Use A Portable Air Conditioner In A Room Without A Window?

You can use a portable air conditioner in a room without a window but therefore you have to fulfil some terms for the betterment of your machine. A portable air conditioner can be installed easily in a room without a window but there are so many drawbacks to come. That’s why you have to understand the mechanism of working of the machine and your surrounding atmosphere also.

The air conditioner can be installed in a room without a window very easily. However, there are a number of conditions in order to provide effective operation of such portable air conditioners. 

It can be used in a room without a window if there is an external door or ventilation. When installing the portable air conditioner in a room without windows, ventilation is required to remove warm air. If you don’t have it, then a special ventilation hole should be drilled to remove heat outside the room. 

On the contrary, such portable air conditioners are a good alternative, especially if conventional air conditioners can’t meet all the requirements you need.

In a comparison of portable air conditioners with an air exhaust vent and without an air exhaust vent, without an exhaust vent costs less than the in-general price. But there are a lot of drawbacks if you install a portable air conditioner in a room without a window. 

Generally, the users of portable air conditioners, install their air conditioners in the room while contemplating the exhaust vent out of the window. But a portable air conditioner can also be used in a room without a window exhaust vent. So the consumers can select and choose the best portable air conditioner for their house.

Read more: Review- Does Blaux Portable Air Conditioner Work Or Not?

How The Heat Is Removed From The Device, And Where It Then Goes?

Naturally, the question arises as to how the heat is removed from the device, and where it then goes. An interesting fact is that such a device does not generate heat, and therefore, in this case, an air duct is absolutely not required. This device simply generates cold air.

Water that is used in the type of air conditioners, passing through a special filter, evaporates, thus significantly cooling the air. It should be noted that in a portable air conditioner without an air duct, condensation is completely absent, and therefore it does not need to be removed from the device. This greatly simplifies the design of the device, since it allows you not to install special hoses and pipes for the removal of condensate or air.

Do I Need A Window For A Portable Air Conditioner? 

During a warm climate, cool air is a high need for us, however, not every single person has the advantage of focal cooling. To decrease the uneasiness of extreme warmth, individuals frequently go to compact cooling systems. We are going to discuss the necessities and the drawbacks of using a portable air conditioner in a room without a window by answering some questions – 

1. Is It Necessary to Vent Your Portable Air Conditioning Unit? –

☞ It’s entirely conceivable to run your compact cooling unit without venting out the hot air that it gathers. Nonetheless, that nullifies the cooling impact of the forced air system.

The primary reason for cooling is to cool a warm zone. To do that, cooling units utilize a cooling specialist called a refrigerant that ingests the warmth from the air, utilizing a fan to redistribute that cool air. Simultaneously, this cycle makes heat that should be vented someplace, generally moved as fumes.

In the event that that warm air isn’t vented outside, it’ll remain in a similar region, counterbalancing the new cool air. With no external ventilation, you’ll wind up taking care of your unit’s reused hot air. That is the reason you have to utilize a hose to vent that warm air from a compact AC unit outside.

3. So is there an answer without a fumes hose?

☞Convenient dissipate coolers (additionally called swamp coolers) are a cooling arrangement that doesn’t need ventilation. They require less vitality than climate control systems however aren’t as amazing and just work in territories with low moistness. Little evaporative air coolers, frequently called ventless air coolers, can be utilized as close-to-home cooling gadgets however don’t pack a similar punch.

A portable air conditioner is basically a heat pump. It moves heat from one place to another – so it has to have a place to send the heat. If it’s an air or air unit you need a window in a wall to send the heat through. If you don’t, you’re just gonna recirculate the heat in the same room.

What Happens If You Don’t Vent A Portable Air Conditioner System? 

It is quite impossible to use a portable air conditioner system without an exhaust vent. Portable air conditioner venting options are limited. You can turn the machine & it will even run normally but it will not decrease the room temperature. There are several options available regarding how to vent a portable air conditioner system in a windowless room. These options are broadly described below- 

Venting a portable air conditioner system through the door :

It can be a windowless room, but it can never be a doorless room. Practically every room has a door, and you can vent a portable air conditioner system through the door easily. It’s the most common way used in general. To vent through the room, you have to see where those doors lead because if it leads towards any other room, it will be difficult to vent that air conditioner. On the other hand, if you have a balcony door you can easily vent your portable air conditioner. 

And there is another best solution is sliding doors. Sliding doors would help you to meet up the required temperature difference that you need. 

For ordinary doors, installing the 6 feet portable AC vent might be tricky. With a sliding casement door, installing the ventilation is easy with a sliding door vent kit.

Venting the portable air conditioner through the wall :

Every portable air conditioner system can be vented easily through the wall. If you want to vent the air conditioner system through the wall, you need 6 diameter holes in the wall. By using a power drill, you can easily make holes on your wall to vent your ac system. This method is more effective for single-hose portable air conditioners than the two-hose portable air conditioners. Moreover, nobody likes too many holes in their walls. The most elegant solution, however, is a room that already has a hole for a vent in the wall. You might even be using it for laundry.

Venting through the dryer vent :

A dryer vent and a portable air conditioner vent are quite similar to each other. If you have a dryer vent in your room, you can easily use the same hole to install a hose and vent the portable air conditioner without a window. Most window seal kits for portable air conditioner units you get can also be used to vent a dryer. The drawback with venting a portable AC through the dryer vent is that you’re conditioning the air in the room with a dryer. And that’s usually not a bedroom, living room, or any other room where you would need cooler air. The 6 feet vent hose most portable air conditioners have is a limitation as well.

Venting through the ceiling :

If you don’t have a window in your room but have a drop ceiling, you can vent a portable air conditioner through the ceiling. But a drop ceiling is not found in general nowadays. A drop ceiling is found in high ceiling older houses. Ceiling venting is popular in offices only nowadays. To install the venting hose, you can use a specialized drop ceiling venting kit. These can extend the hose length by as much as 10 feet and are universal, they fit any portable air conditioner. 

Venting through the chimney :

You can also use a portable air conditioner by venting it through the chimney. Chimney ventilation is a less frequently used way but it is very much possible. To ensure this, firstly you have to have an unused chimney in your required room.

Moreover, installing a hose through the chimney is quite tricky and complicated. You need the help of professionals to ensure your safety. But to install through the chimney, a long hose is needed. Venting through chimneys is most frequently used in smaller cottages nowadays. 

In recent years, air conditioners without an outdoor unit or without a window vent have become a very popular choice to customers. But many people wonder about these features and ask us, can they install a portable air conditioner system in a room without a window? We present our facilities and service to them and after listening to them it becomes very easy for them to reach a conclusion over their varieties of choices. 


It is hoped that after reading the full and entire post, you will be aware of the answer to the question asked variously, “Can I use a Portable Air Conditioner in a room without a window?” And you will also know about the benefits and drawbacks of using a portable air conditioner in a room without a window. 

So it’s now all up to you to decide what to choose or not. Because customer satisfaction is the primary agenda of ours. Here we presented the all necessary things you need to know before installing a portable air conditioner in a room without a window. 

Similar Posts