Devitrification Spray, 8 oz.

Overglaze for kiln fired glass projects is applied prior to firing to prevent surface devitrification. Super Spray can be used on iridescent surfaces and it will not discolor reds, oranges or other sensitive colors. 99.9% lead free. Proven safe for food bearing surfaces. Sold in 8 oz. bottle.

Instructions:
(1) Shake well before using.
(2) Spray or brush a liberal uniform application onto exposed pieces of glass before firing.
(3) Fire to 1300-1700° F for a glossy, glass like shine.