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In _________ types of doors, the shutters are provided with louvers, either fully or partly.(a) Swing(b) Louvered(c) Rolling(d) RevolvingThis question was addressed to me in class test.I need to ask this question from Parts of Window topic in division Doors, Windows and Ventilators of Construction & Building Materials

Answer» CORRECT choice is (b) Louvered

Explanation: The louvers are ARRANGED at such an inclination that the horizontal vision is obstructed. THUS the upper back is of any louver will be HIGHER than the lower front edge of the louver just above it.


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