Originally Posted by
spaceworm
Solartex as well as the other "TEX's", although fuel-proof, will show dirt and fuel staining on their semi-porous surfaces. Coating them with a clear or pigmented finish prevents this. FWIW 91% isopropyl alcohol from the drugstore works best for me for thinning epoxy.
Yup. Unsealed. Solartex can get dirty, just by looking at it. LOL
I forgot about this product. Nelson Hobbies sells a waterborne clear, that with the addition of their crosslinker, becomes fuel proof. It can be brushed or sprayed, and is considerably less expensive than a two part automotive paint.
http://www.nelsonhobby.com/hobby_paint.php