Primo Primer will allow you to fire to 1550 degrees and higher. Glass will not stick to the shelf, and the primer will not stick to the glass. It is perfect for coating intricate molds because it will not obscure the fine line details, recommended for use with the Colour de Verre casting molds. Directions for use: Mix with 5 parts water, apply with hake brush or sprayer. Best to always apply 5 even coats, allowing drying between each coat. 1.5 lbs
