Marshall-Gruber Products
We are your single source for all your cast polymer manufacturing needs!

Product Categories:

An extensive selection of quality, industry standard molds for cultured marble, solid surface and other cast polymer production needs.
Supplies and Accessories for manufacturing and fabrication of cultured marble and solid surface cast product.
Quality solid surface fillers for production of sheet stock and/or compound shape products.
Used by fabricators for reliable, quality and virtually invisible seaming of solid surface.