@Thomas Jordan process is as follows for a full belt and braces system. Epoxy primer coat rolled on then casted with dry kiln sand to create a key. 160gram fiber mesh layed. X2 epoxy base coats and casted with kiln sand. Sanding with 50grit diamond pads between coats 1 large grain top coat then Sanded 50g sanding pad Then either large, medium or smooth top coat to finish then sanded back with 50g , then 100g diamond pad. Followed by X2 coats of duo sealer.