When you think at the replace of windows, you must observe carefully, existing fixtures on the following aspects:
EFFICIENCY:: operations closure and/or opening are difficult. Windows allow the entry of air, water or wind. Condensation may appear on the glass, inside the glass-room or on window's points of junction. Areas of humidity are formed in the points of contact between window and masonry.
ASPECT: shares of the windows are deformed or damaged, paint and wood are deeply affected by the weather. water or moisture resist inside or around the window.
CLEANING: The condition of window does not allow an easy cleaning. Some parts are deformed or have their breaking points that allow the accumulation of dust and dirt.