Sealant for vertical repairs
We apply sealant with a standard caulking gun. For vertical applications, we use non-sag sealant so it stays in place instead of running down the surface. If the area being sealed is vertical, the sealant needs to suit that application.
Checking the repair
After the repair, we verify the suspected leak points with a controlled water test or pressure-test procedure. A finished-looking seal is not the check we rely on; we test those points after the work.
Full roof reseal or coating cost
A broad U.S. estimate for a full RV roof reseal or coating is $400 to $1,500. That range is for full-roof work, not a price for an individual leak repair, and it is not a Harlingen-specific quote.
Getting Started Is Simple
From the first conversation on, this is the order things happen in.
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Reach Out
Tell us what you're seeing and when it started, you'll get a straight answer, not a sales pitch.
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No-Pressure Inspections
A tech inspects the problem in person, no guessing from photos, no drive-by quotes.
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Clear, Written Quote
You get the scope and the price in writing before any work starts. No surprises.
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Job Done, Checked, Cleaned Up
Our crew does the work, checks it, and leaves the site clean. You see everything we did.
In practice, on a job like this:
- Inspect the roof sealant for cracks or separation around vents, skylights, antennas, roof edges, and other roof-mounted equipment.
- Check suspect areas for moisture and use a pressure test with a water-based solution to locate escaping air at leak points. https://www.majorsrv.com/roof-inspection-and-check-for-leaks/)
Typical Harlingen Pricing
Ballpark figures to plan around. We put the exact price in writing before any work starts.
$245–$485
$785–$1250
More Ways We Can Help
Where We Work
Based in Harlingen, TX. Call (956) 506-1781 to confirm coverage for your address.
What We Commit To
- Free Estimates
- You pay for work, never for the quote.
- Options explained before you decide
- You hear the choices and the trade-offs before anything is booked.
- No-pressure estimates
- The estimate is information, not an obligation.