Posted by Ray on Wednesday, October 10, 2007 at 23:10:12 :
In Reply to: Ray posted by Paul (in NY) on Wednesday, October 10, 2007 at 22:57:21 :
I've always used Dp90 or 40 only because I don't know any different and it seems to work good. I had a car primed in the stuff out in the weather for 10 years and it never weathered through or rusted. Expensive stuff though. Like $160 a gal plus activator.