Condensation in Travel Trailer: 13 Ways to Keep Moisture Out of RV in Winter

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Do you have a hard time keeping condensation away from your RV windows? If so, you’re not alone. Many people have encountered this issue, and it can be quite an annoying problem to deal with.

To stop condensation on your RV windows, try using window insulation film or attaching thermal curtains to the inside of the windows. You can also try to reduce indoor humidity levels by using dehumidifiers and improving ventilation in your RV. Finally, cleaning your windows regularly can help to keep them free from moisture buildup.

rv condensation

With these steps, you should be able to prevent condensation on your RV windows and keep that pesky problem at bay. This blog post will cover these tips in detail and help you keep your RV windows free from condensation!

What Is Condensation?

Condensation is the process of water vapor in the air turning into liquid on a cold surface, such as your RV windows. High humid air levels inside your RV can cause this when the warm air from inside contacts the colder glass exterior. Luckily, you can do some things in advance to prevent your RV from condensing in the long run.

How To Stop Condensation On Your RV Windows?

There are several different ways to prevent condensation from forming on your RV windows. These include using window insulation film, thermal curtains, and reducing indoor humidity levels:

Use Window Insulation Film

Window insulation film is a plastic layer that you can apply to the exterior of your RV windows. This will help to reduce condensation forms by preventing cold air from getting onto the glass and creating warm moist air.

Attach Thermal Curtains To The Inside Of Your Windows

Thermal curtains are a great way to keep warm air inside your RV and help to reduce condensation. These curtains are made of special materials that keep heat inside and block out the cold air temperature from outside.

Reduce Indoor Humidity Levels

High humidity levels in your RV can cause moisture to form on the windows, so it’s essential to try and reduce these levels. You can do this by using a dehumidifier and improving RV ventilation.

By following these steps, you should be able to keep your RV windows free from condensation. So don’t let this problem ruin your trip – take the time to properly insulate and clean your windows for a pleasant RV experience!

Check Out How To Minimize Condensation In An RV?:

What Causes Windows To Sweat Inside?

Sweating inside windows can be disturbing, especially during winter. To keep this issue at bay, you must look into the reasons that cause this sweating inside your RV windows. Here are a couple of responsible factors:

High Humidity Levels

If the humidity levels inside your RV are too high, this can lead to condensation forming on the glass. This is because warm air contains more moisture than cold air, and when it comes into contact with a colder surface, such as the window glass, it can cause it to “sweat”.

Poor Insulation

Poor insulation can also lead to condensation, as the warmer air can escape from the RV and come into contact with the colder glass exterior. This leads to condensation forming on the window.

Unventilated Areas

An unventilated area in your RV, such as a corner or an enclosed space, can cause moisture to build up and lead to condensation on the windows. Such conditions can be made worse if the area is near a window that faces the outdoors.

Dirty Windows

Finally, dirt or dust buildup on your RV windows can also lead to condensation forming. This is because dirt and dust particles attract moisture, so if your windows are not kept clean, condensation will likely form more.

Besides these factors, poor window seals or drafts can also lead to windows sweating inside. This is why it’s essential to inspect your RV windows regularly and ensure that they are properly sealed and insulated!

Why Is Too Much Moisture On RV Windows A Problem?

Too much moisture on your RV windows can cause several problems, including:

  • Mildew and Mold Growth: Excessive condensation on the glass can lead to mildew and mold growth in the window frame and sealant. This is unsightly and can also harm your health if left unchecked.
  • Window Damage: Over time, too much moisture on the windows can lead to damage due to corrosion and rot. This can damage your RV’s value and overall structural integrity.
  • Reduced Visibility: Excessive condensation on the glass can reduce visibility when driving, which is not ideal for keeping you and your passengers safe.
  • Reduced Comfort: Finally, too much moisture on the windows can reduce comfort levels inside your RV. This is because it will make the interior of your RV feel damp and cold, which can be unpleasant if you are trying to relax or sleep.

For these reasons, it’s essential to try and reduce moisture levels on your RV windows to ensure that you have a comfortable and safe trip. You can do this by properly insulating the RV, reducing indoor humidity, and regularly cleaning the windows.

Furthermore, if you notice any signs of mold or mildew, address the issue immediately. Doing so will help keep your RV windows free from condensation and ensure a safe, comfortable experience on your next trip!

13 Tips On How To Keep Moisture Out Of RV in Winter

Condensation can cause problems if it gets too bad, and it is essential to know how to reduce moisture in an RV. It’s all about balancing keeping moisture out and providing enough ventilation for healthy air quality.

Here are 13 tips on how to keep the moisture out of your RV in the winter:

Use of Vent Fan

First and foremost, you should consider using a vent fan. This will help draw moisture out of the RV and allow fresh air to circulate. A good-quality vent fan with a timer can effectively reduce condensation.

Invest On Electric Space Heater 

Investing in a good electric space heater can also help to keep the air inside your RV warm and reduce condensation. Electric heaters are a great way to add supplemental heat without raising the temperature too much, which could lead to more condensation.

Cook Outdoors

Cooking indoors can lead to increased condensation levels, so try to cook outdoors as much as possible. If you have to cook indoors, try using a microwave instead of the stovetop or oven. This will produce less moisture and heat in the air.

Spend Outdoors

Spending time outdoors can help to reduce condensation in the RV. The air outside is naturally cooler and less prone to humidity, so going outside for a few hours every day can help keep moisture levels down inside.

Hang Wet Things Outside

Hanging wet items outside to dry can help reduce the moisture levels in your RV. Wet clothes and towels will release a lot of moisture into the air, so hanging them outside will help keep your RV’s interior drier.

Shower Outside Your RV

Showering outside your RV will help reduce the humidity level inside. If possible, shower in an open-air location such as a beach or campground bathroom. This will help keep moisture levels lower in the RV and prevent condensation from forming.

Avoid Camping In The Winter Months

Avoid camping in the winter months as much as possible. Cold and wet weather can cause condensation to form quickly, so it is best to avoid camping in these conditions if you want to keep your RV windows dry.

Travel In Warmer Places

Traveling to warmer places can also help reduce condensation in your RV. Warmer climates will have lower relative humidity, and the air won’t be as saturated with moisture. This will help keep your windows from sweating inside.

Install Plastic Film On Your RV Windows

Installing plastic film on your RV windows can be a great way to reduce condensation. The film will act as a barrier and help keep the cold air out while allowing light in. It is also relatively inexpensive and easy to install.

Wipe Down 

It is essential to wipe down the windows in your RV regularly. This will help remove any moisture or condensation built up on the windows and prevent them from worsening. Use a soft cloth, and make sure you get into all the corners and crevices.

Open Your RV Cabinet Doors & Closet

Opening your RV cabinet and closet doors can also help to reduce condensation. The hot air inside the RV will circulate better when these doors are open, which will keep the windows from sweating.

Use An RV Moisture Absorber

Using an RV moisture absorber is a great way to help reduce the amount of moisture in your RV. These products are widely available and relatively inexpensive, so they can be a good choice for anyone who wants to keep their windows from sweating in the winter.

Use of a Dehumidifier

Finally, you can use a dehumidifier to help reduce the amount of moisture in your RV. Dehumidifiers are designed to suck the moisture out of the air and keep humidity levels low. This is an effective way to keep windows from sweating and maintain a comfortable interior environment.

These are the ways you can reduce condensation in your RV. By following these tips, you should be able to keep moisture levels low and your windows dry.

Related Questions

What Is The Best Moisture Absorber For RV?

The best moisture absorber for RV is one that contains silica gel beads. Silica gel is a highly absorbent material that can effectively trap moisture in the air and keep it from accumulating on the windows. Many of these products are also reusable, making them an economical choice.

The top five recommended moisture absorbers for RV include DampRid FG50T Moisture Absorber, Eva-Dry E-500 Renewable Mini Dehumidifier, SEAVON Portable Mini Dehumidifier, Afloia Q10 Dehumidifier and Air Purifier and Yaufey 1,750 Sq.

How to keep moisture out of our fifth wheel when using it?

There are several steps you can take to keep moisture out of your fifth wheel when you’re using it:

– First, make sure to wipe down the windows regularly with a soft cloth or squeegee
– You can also open cabinet doors and closet doors to allow warm air to circulate
– Finally, using a moisture absorber or dehumidifier can also be an effective way to reduce humidity levels

Additionally, you should avoid camping in cold areas as much as possible during winter since low temperatures will increase condensation inside the fifth wheel.

The Bottom Line

Condensation on RV windows can be a real pain, but luckily some easy solutions can help you prevent this from happening. By using window insulation film or attaching thermal curtains to the inside of the windows, reducing indoor humidity levels, and cleaning your windows regularly, you should be able to keep them dry and free from moisture buildup.

Additionally, adding a moisture absorber or dehumidifier can effectively keep the interior environment comfortable and free from excess moisture. Following these tips will ensure that your RV windows stay dry and your camping trips are more enjoyable.

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Written by William Perry
William was born and raised in the United States and currently lives in Utah. A retired police officer, he is the father of three and grandfather of six. Along with writing, he enjoys traveling, the outdoors, reading and spending time with his grandchildren.
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