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Rear Window Water Leaks

jeb5
Explorer
Explorer
I need some help on window leak issue. Our Newmar 5th wheel has Creation Windows. They went out of business 1 year after our trailer was manufactured.

1. Creation did not cement the 2 outside windows (Fixed--do not open) to the window frame.

2. The rubber molding on the outside contracted. Removed windows 2 times. Done by a professional. $800 expense. They cemented the glass to the frame and used a special caulk to fill in the gap between the glass and the frame.

3. Windows both leak a small amount of water. There is an aluminum channel on the inside where the water collects. It has run out of the channel a few times.

4. We need to resolve the issue. I do NOT want to remove the windows for a 3rd time, but need to seal any gap that I can not locate.

The internet suggests that a positive air system be used to locate the leak. I have no idea where there is a company with a positive fan system.

Other sources on the internet recommend RV Flex Seal in a tube or in a can. Using masking tape and coat the caulked area.

Thanks for any assistance that you can provide.
Ford F-350, 6.7 Diesel, 4x4, Long Bed
Newmar Kountry Star 5th Wheel
5 REPLIES 5

buc1980
Explorer
Explorer
I got the same problem with my 2005 Kountry star.The first time I fix it it do.t work.The second time I crack the glass on one .So I replace the 2 back side with tinted glass.I use the most expensive silicon I can find.It been one year and looks that the problem solve.
2017 Ford F350 DRW,2005 Kountry Star 35ft,16750 lb weight on SAILUN tire,6 points LIPPERD Level-up.New Mor/ryde IS suspension install.Full body paint 2022.RV flex roof 2023

Likes_to_tow
Nomad
Nomad
I had exactly the same problem with my 2006 Crossroads 5th wheel. The rear windows which were fixed and would not open had a channel that would fill up with water and on extreme conditions would run down to the carpet. I fixed this problem myself with the help of some black silicone. I simply ran a bead of the silicone all around the outside edge of the window where it meets the rubber gasket. I was careful not to use too much silicone and then gently smoothed it down with my finger. This was a few years ago and I have never had another leak no mater how much rain falls. The black silicone and black rubber match and unless you look really close you cannot see this simple fix!!

jeb5
Explorer
Explorer
RV Leak Detector will not work since it is a seep. Drill the hole might be an answer, but need to make certain that We do not hit the glass. Needs to be in the metal portion of the window.
Ford F-350, 6.7 Diesel, 4x4, Long Bed
Newmar Kountry Star 5th Wheel

SailingOn
Explorer
Explorer
Drill a hole somewhere harmless and give the water a path to run back out?
Buck: 2004 Wilderness Yukon 8275S, now memories.
Star: Open range LF297RLS. 2 air conditioners!
Togo: 2014 Winnebago View Profile, 2013 Sprinter chassis; 16 mpg
Snow: 2020 F250 diesel
AD5GR

SooperDaddy
Explorer
Explorer
Google "RV Leak Detection" or SealTech. This is when they positive pressurize the RV and spray a bubble solution to the exterior...where there are leaks there will be bubbles observed. You may also check with local RV dealers who do this...but shop for the best price.
My posts shouldn't be taken for factual data, and are purely fictional, for entertainment purposes, should not be constituted as related to scientific, technical, engineering, legal, religious, spiritual, or practical advice. After all it's FREE! Amen. :W