Originally Posted by Mule76
I have a 07 jayco eagle 29.9 pull trailer my floor between joists is sagging I'm going to fasten a sheet of 3/8 plywood on top of existing particle board just wondering if slide will clear it
Unfortunately, there is usually only one reason why a particle board floor would be sagging.
I'd suggest further investigation, because having the slide to clear the plywood is your least worry.
Water is the enemy to RVs!