Tongue and groove edges on plywood make the subfloor strong as if a single piece of plywood was fit over the entire floor.
Crawl floor brace.
Learn to see if the intellijack system is the right solution for your crawl space by scheduling a free inspection with one of our professional consultants.
The intellijack stabilizer system is the solution to stabilizing and leveling girders and floor joists that cause your floors to sag.
Tiger brand adjustable floor jack model js 15 15 gauge floor jacks telescoping jack for temporary support size range 1 1 3 4 4 out of 5 stars 371 19 67 19.
Crawl space floor joist jacks.
Inadequate support for a crawl space floor is a common problem that can be permanently solved by installing smartjack posts.
This is not the case with regular plywood which requires a piece of 2 by 6 cut to fit between the joists and nailed in place to brace the seams between pieces of plywood.
The best way to permanently solve sagging bouncy floor problems is to install smartjack posts beneath the beam that supports your crawl space joists.
Each smartjack post rests on a precast concrete pad that is set.
How to reinforce floors with a crawl space foundation.