Plastic plantation shutters blade sizes are (2.5") 64mm and (3.5")89 mm or (4.5")115 mm with either stainless stapled centre control bar or aluminium hidden controls at rear or an aluminium face control on the side. PVC is an important addition to the shutter materials collection,offering versatility between the other options timber and aluminium. The painted finish makes it hard to distinguish between a basswood or PVC shutters which enables you to mix and match in the home without noticing, because they are interior or exterior shutters for windows, PVC are an excellent choice in a bathroom which has a high humidity or a wet or damp environment.