The Pittsburgh Corning Vue 4 in. x 7-3/4 in. x 7-3/4 in. Glass Block (8-Pack) provides ideal light transmission with an opacity rating of 75. This block is made from 100% glass.
- Vue pattern offers visual clarity
- 4 in. Thick glass block
- Provides ideal light transmission
- Opacity rating of 75
- Vue pattern allows ultimate visability