- For kiln fired glass
- Prevents surface devitrification
- 99.9% lead free
- Proven safe for food bearing surfaces
- Fire to 1300-1700
- Fuse: Overglaze to prevent devitrification on kiln-fired glass projects, Features: - 99.98% lead-free overglaze, - Brush or spray on, - Safe for iridescent or dichroic glass; will not discolor reds, oranges, & other sensitive colors, - Safe for food bearing surfaces, - Matures at 1350oF, Size: 8 Oz. bottle.