Window Shutters

Acacia Shutters

Acacia Shutters will, contrary to all other shutters, still let light through when closed

Jungle Shutters

Shutters, open or closed, don't connect with Fences, Walls & Panes

Iron Shutters

Iron Shutters can only be opened by being powered with Redstone. Powering any Shutter will power all connected Shutters

Copper Shutters

Copper Shutters will age, and can be waxed