Drew Callahan · June 27, 2026
Most roof leaks dont start in the middle of the membrane. They start at the edges — around vent flanges, at the seams where the roof meets the sidewall, and at every antenna or A/C base that punched through the rubber years ago. When those joints fail, the question is almost always the same: Dicor … Read more
Drew Callahan · June 26, 2026
Why Does the Coachmen Freelander Roof Seal Fail? According to Experienced technicians and RV service professionals, the Coachmen Freelander Class C motorhome uses a fiberglass composite roof with Dicor lap sealant applied around all roof penetrations—including vents, fans, air conditioning units, and plumbing stacks. This design is industry-standard and effective when properly maintained, but the … Read more
Drew Callahan · June 18, 2026
Last spring, I climbed onto the roof of my 2017 Keystone Passport and felt my stomach drop. A soft spot near the front cap had turned into a full-blown delamination scare, and water stains on the interior ceiling confirmed my…
Drew Callahan · March 12, 2026
I was three days into a July booking when the 308BHS owner called—his voice tight, kids yelling over each other in the background. “There’s something wrong with the ceiling,” he said. I walked through the diagnostic anyway: had he seen staining? A soft spot? Smelled anything off? Turns out he’d noticed a faint discoloration near … Read more
Drew Callahan · March 3, 2026
I had my work setup spread across the concrete pad behind bay two at my usual spot — roof cleaned, membrane laid bare, and the sun coming up fast. That’s the moment when boondocking full-time hits different than weekend trips. Your rig can’t just sit broken while you call around for service. On the Alliance … Read more
Drew Callahan · February 21, 2026
I was pulling into a campground outside Flagstaff in late September when I spotted the stain spreading across the ceiling near the bedroom—a wet mark that hadn’t been there two days earlier. By the time I got up on the roof of my Grand Design Imagine 2500RL to track it down, I could see exactly … Read more
Drew Callahan · February 16, 2026
You’re staring at a water stain on your Airstream Classic 33FB ceiling right now, aren’t you? And you’re wondering how deep this actually goes — whether it’s just a surface drip or whether the rot has already started climbing into the frame behind the aluminum skin. I’ve pulled open enough Airstream roofs to tell you: … Read more
