A better question is why would you want up on the roof? I imagine people that have a need, find a campground or host to loan them a tall ladder. That said, I do carry a small ladder, enough to grab a fallen branch and whatnot. They do make nice collapsible ladders https://www.amazon.com/Xtend-Climb-785P-Telescoping-Professional/dp/B000JIL4Z8/ref=asc_df_B000JIL4Z8/?tag=hyprod-20&linkCode=df0&hvadid=167135477708&hvpos=1o1&hvnetw=g&hvrand=3551578584584911744&hvpone=&hvptwo=&hvqmt=&hvdev=c&hvdvcmdl=&hvlocint=&hvlocphy=9016155&hvtargid=pla-303393437404&psc=1