A 3×3 piston door is a kind of door in Minecraft that’s made up of three by three pistons. When activated, the pistons lengthen and retract, creating a gap within the wall. Piston doorways can be utilized to create secret entrances, hidden rooms, or just so as to add a contact of fashion to your builds.
To make a 3×3 piston door, you have to the next supplies:
