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JRS___B's avatar
JRS___B
Explorer
May 03, 2013

Replacing Rubber Gasket on Slideouts- DIY??

I'm not sure what you actually call the rubber barrier that is on the three sides of a slideout (gasket, seal, trim or whatever). Six months ago one of these pieces of rubber on my trailer had a small bad spot in one corner. Today I have three rotted out corners. So obviously they have reached the end of their useful lives.

I am getting ready to put my trailer in storage so I have 6 months to ponder how to do the fix.

Is this a do-it-yourself project?

It isn't clear to me how they are attached. Are they glued on?

9 Replies

  • Hittheroad2 - Thanks - WOW - It looks like there are about a dozen different sizes of "flap" seals. I will have to be careful on the dimensions. But this place says they will sell you only what you need. Thanks again.
  • Found this website. Under the "catalog" heading is a rv seal catalog. Might have what your looking for.

    http://uni-grip.com/
  • You might be better off to buy one roll and then see if you could buy the one 6' piece you would be short from a dealer that would cut it to length for you than buying the two rolls.
  • Once I learned that the operative words are slide out seals with "wipers", I got more responses from Google than before. I see there are two types in terms of how they attach, but basically they both slide in a groove as indicated above. And, they come in both black and white. They also have different wiper widths from something around 1 1/2 inches to 2 7/8 inches.

    It seems they typically come in 35 foot rolls and a person cuts them to size. I did not shop much for price yet, but it appears this material is in the neighborhood of $170 per roll. Since my rotted wipers are only on the corners on the top of the slides, I do not think I will change out the side wipers unless they actually need it. Normally I would be tempted to just change out everything while I was at it, and start out fresh with all new wipers. But that would more than double the cost and labor. Scrap could also be a problem. For example, if I have 3 slides, and the sides are 6 feet tall, I need 6 pieces, six feet long. So now a 35 foot roll comes up one foot short and I have to buy another $170 roll and I end up with 29 feet of scrap.
  • If you have to order them and you are referring to the ones on the outside they are called wipers. They are designed to wipe off the slide when it retracts. They are for most units a DYI project.
  • I have replaced a couple on my Mh. After you take off the old seal make sure you clean off the old surface real good then wipe it down with alcohol so it is clean and dry. I used contact cement and follow the directions on the can. They have held up good over a year and no leaks that I know of. Good luck.
  • If you do this repair make a video so we can decide if we want to do it or not.

    Paul
  • Mine just slide into a little groove and had a bead of caulk along the top where it meets the trailer to secure them in place. You could just start at one end and slide it right on run a bead of caulk let it dry and you are done. Not sure if other are different or not.