Mustang408 Member Oct 22, 2017 #21 This sounds like a problem I've run into with two different friends that painted their own cars. THEY DON'T SCREW THE CAP TIGHT ON THE HARDENER AFTER FIRST USE. After that hardener is useless.
This sounds like a problem I've run into with two different friends that painted their own cars. THEY DON'T SCREW THE CAP TIGHT ON THE HARDENER AFTER FIRST USE. After that hardener is useless.