All three slides have toppers and this is my second camper with toppers on slides. I can't imagine not having them. It's cooler in summer and keeps the slide tops much cleaner. Debries gets on the toppers but not on the slide tops. If there is a negative I sure can't find it.
No man has a good enough memory to be a successful liar. Abraham Lincoln
2016 36FBTS Pinnacle
2016 F350, 6.7, 4x4, DRW, long bed
B & W Companion 5th wheel Hitch