How To Create a Rebound™ 25 Mold to Cast a GFRC Banyan Tree

First, an initial spray coat of concrete is applied to the rubber mold. GFRC casting is done in layers.

Chop and apply glass fiber into the mold behind the initial layer of spray concrete. Glass fibers will make the finished thin-walled castings extremely strong. Apply additional layers of concrete and glass fibers until the desired thickness is reached.