13:38 Aug 6, 2009 

Yes, I translated another document from the same people, and it says - by this (forat buit) we mean the windows and window frames.

06:43 Aug 6, 2009 

I would say it's a very wordy way of referring to the windows, 'including frame and glass', as opposed to walls and ceilings, which are the 'solid' parts (massissos).

16:42 Aug 5, 2009 

 Si s’intervé només en els elements que configuren la part massissa tant vertical com horitzontal de parets, forjats i cobertes es cobreix un 40% del pressupost protegible, amb un màxim de 4.000 € per habitatge o local.