If you don t use the seam sealer i would use a gutter seam sealer.
Best sealer for floor pan repairs.
Among its many products the latest from por 15 is a complete floorpan restoration kit offering a combination of the classic por 15 chemicals along with a sizeable offering of the two part epoxy putty and fiberglass mat material.
Fila mp90 eco plus 1 qt.
The eastwood 51655 is purpose made for sealing body seams and replacement floor pans.
We included the permatex and the j b weld because they can be used for metal seams but since they are rtv silicones they come in handy for most silicone needs.
The best sealers block these holes as much as possible.
It has just the right consistency when cured to form a waterproof seal but keep everything in place.
Certified and approved by the dot the sealer acts as a water repellant and can carry on this task for up to 10years.
If it will hold up outside in a rain gutter i would think it should hold up in a car that rarely sees rain.
Penetrating stone and grout sealer.
The kbs 3 step system of rustseal a rust preventive coating kbs klean an industrial strength water based cleaner degreaser and kbs rustblast a powerful rust remover metal etch is the most effective rust and corrosion prevention system available today.
It is self leveling stays flexible and can be painted.
Miracle sealants 511 1 qt.
Tile and stone sealer.
Best of all it can be purchased at home depot for probably a quarter the price.
Armor sx5000 wb dot approved concrete sealer features a water based breathable high solids silane siloxane sealer that can be used on your basement floor and walls.
For best results we suggest using a stiff quality acid brush as a standard brush will be messy and fall apart after only a few brush strokes.
I spot welded the floor pan to the top of the frame.
The aqua mix sealer s choice gold quart takes the top spot for its natural looks and extensive protection.
We decided instead to treat the rusty metal with por 15 and then repair the small rust holes with the epoxy putty.
The seam sealer came in a caulking tube and went on great.
In the next picture you can see the brace that runs from the front to the back was completely gone.
Tile grout sealers.
This product is a water based sealer that provides ample protection over the entire surface including grout and tiles.
Use eastwood pre on your gloved finger and run it down the seam to smooth out brush strokes as soon as the seam sealer starts to set up.
After a lot of hammering i was able to form the floor pan over the rusted off stub.
Tile and stone sealer.