I have used it, seems to do as advertised. I have had a bumper outside(backside is rusty) that I coated 6 mos ago, water can pool in areas of it-no affect on it yet. I have even painted over it after scuffing w/good reuslts. brian


My \'64\'s in the Gallery
Pictures in my Photobucket
1964 C10 Custom Cab 350/700R4
1964 Suburban 350/700R4
1979 Ford F350 4x4 400/c6