If done right you will be hard pressed to ever find the repair. I have had this done on my last one and you could not find the repair. What we do now is sweep the floor before we bring in the slides. Pea gravel is popular and present in campgrounds and it comes in on shoes.
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