making own marine filler?

[Richie Rich]

Originally Posted by Curapa

I use Micro-ballons and a little bit of cabosil. The key to success for me is to push both through a screen first so there will be no clumps when applying.

Yup....mostly microballoons and some cabosil for sag resistance...but for fairing/not structural fillets...i'd do more of a thick mayo than a peanut butter consistency...this will help spread things out without too many pull streaks...