Blackout Curtains

The Blackout Curtains is a block added by Extra Utilities. It's main function is to decrease the level of the light passing through it. They will reduce the light by approximately half it's maximum. Entities can pass through the curtain. It can be broken instantly with any tool, similar to Torches.

Recipe
Although any color of Wool can be used, the Blackout Curtains will only be black.