I want a glass fiber + epoxy shower pan, which is something not available in my country. My plan is to print a shower pan with PETG in several parts, fill the bottom with mortar, pour self leveling concrete where it's supposed to go (to obtain a flat starting surface), grind it a bit for extra flatness, place the tiles in position, the laminate it with glass fiber or maybe nothing at all, since PETG surface will already provide structure and the resin will be naturally waterproof. Then I sand a…