You want a few inches of protection surrounding the rust spot.
How to fix rust on truck roof.
Wear a respirator when mixing or spraying dp.
Start by preparing and cleaning the area.
My areas super small rust getting bigger my worry.
Removed tape lightly sanded with 800 grit to very gently feather new paint edge down.
All the rust was gone.
Chris planned originally to do the rust repair needed on the roof by himself but an exploratory grind into its deep rooted rustiness suggested the job would better be left to a pro.
Mix the fibreglass.
Trace the hole with a marker on the wax paper.
Minor surface rust 1.
Tape the leading edge of poly sheeting a few feet away from the repair so you ll have.
Touched up with epoxy primer sanded lightly then used color match pens available at auto stores to repaint area.
You can brush it on if you don t care about aesthetics but brush it on thin.
If you get some rust in your container of rust converter the compounds will start working there instead of on your car s metal thus ruining the contents of the bottle.
Then sand rust out with sandpaper or a grinding disk until you see clean metal.
Wash the area around the rust spot.
As long as vehicle body panels are made from steel they re going to rust.
The rust should be gone but.
Rust repair isn t hard but it is time consuming mostly waiting for primer and paint to dry.
Mask off the affected area with paint appropriate tape.
Mixing the filler and hardener 1.
Tape a sheet of wax paper over the hole using masking tape.
When you re done rinse the area with clean water.
Use a permanent marker to trace the outline of the hole by looking at.
Wipe a thin layer of rust.
It s potent and quite bad for your health to breath whether it s the vapors or the mist from spraying.
Sand grind down the rust as best you can then kill the rust with rust mort and then cover with dp and you re good to go.
An overview of fixing surface rust spots to ensure your truck or car doesn t deteriorate it s important to fix surface rust spots as soon as possible.
Follow the directions on the rust remover usually spraying or brushing it onto the rust and letting it sit for a few.