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RKW's avatar
RKW
Explorer
Aug 03, 2021

Roof reseal options

My RV is 7 years old and could use to have a complete caulking job on the roof for the front cap, back seam, and all vents, antenna, and the bathroom skylight. I've done a complete job before on my first RV, but that was over 20 years ago. Physically, there is no way I want to attempt that now. Here is where I'm going with this: I cringe to think of the cost of this if I took it to a dealer shop and had an RV tech do it and was charged the going per hour rate. Most shops are $130.00/hour and up. Don't get me wrong here. Overall, a certified RV tech is worth every penny he earns. There is a very wide range of expertise they must possess. But not all RV work is complicated and/or technical. Some jobs are simple, but labor intensive.

Here is my question. Are there companies or outfits that specialize in resealing an RV that charge rates that are somewhat commensurate with the simplicity of the job?

Thanks.
  • While my TT is only 7.5 feet wide, Jim, I do it all from a sturdy ladder.
  • Ryan--
    I just did this job a few weeks ago. I, too, was reluctant to climb on the roof. I decided to use ladders (step and extendable type like Little Giant) and placed them along the sides and rear as I went all around the trailer. I have a shop nearby and the guys are great about sharing advice. They do excellent work but charge $120/hr...doesn't matter the type of work.

    The plan as suggested by shop....

    1. Day 1: Clean all caulking areas to be caulked with Dicor Roof Cleaner. I used a spray bottle and cleaned with micro fiber rags. Remove any loose pieces of caulking but no need to scrape off old caulk.

    2. Day 2: Use Dicor self-leveling caulk (verify which roof you have and follow manufacturer's recs). I believe Dicor SL sealant is suitable for EPDM, TPO, and roofing materials. My roof is EPDM. Apply caulk, with an approx. bead of 1/4", to all areas where cracking is noticed. ALL old caulking does not have to be covered with new caulk; only areas where caulk has cracked and water can enter. It's pretty straightforward and not difficult.

    3. 2-3 weeks later....wash roof with Dicor roof cleaner and medium soft RV brush.
    Next day after roof has dried, I applied a Roof Treatment. It keeps the roof membrane conditioned, protected from UV rays, and prevents roof from drying out.

    The area I was unable to reach by ladder, was the center vent. Since I want to install a Fantastic Fan in this vent, I did not clean/caulk, as the entire vent will be removed for new Fantastic fan. ALL other items were reachable by ladder (bathroom vent, roof vents, refer vent, TV antenna, front and rear seams). I was even able to install a new Vortex II fan and a Maxx Air II cover at bathroom vent.

    Si Se Puede!
  • Ryan.....

    Perhaps we can chat via PM.....I'm planning a trip up the 4 Corners region later this summer and could use some intel. Fly Fishing the San Juan is my plan!

    Thanks!

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