Wooden curtain box (200 + 200) What does it mean?

Wooden curtain box (200 + 200) What does it mean?

Wooden curtain box (200 + 200) means wooden curtain box, width 200mm, height 200mm. This is early in the curtain track, already out, twenty years ago things.

Is a wooden clip outside the curtain, so that curtains are not exposed

Is to back a 200mm wide side of the joinery will also be a 200 wide blockboard Above the blockboard is to make your curtains can be directly fixed with screws on the board or can not be fixed The side of the estimate may be your home is a two shed no side facade is not directly with gypsum plaster board can be I would like to decorate the company to give you a quote on this you do not understand?