Question

In the designation 10 WT 13, letter T stands for _________

(a) Double shutter

(b) Single shutter

(c) Window opening

(d) Height of opening

I had been asked this question in my homework.

I'd like to ask this question from Location of Doors and Windows topic in division Doors, Windows and Ventilators of Construction & Building Materials

Answer 1

The correct choice is (a) Double shutter

To explain: In the designation 10 WT 13, the letter W stands for window opening and the letter T stands for double shutters. It tells that the width of the opening is 10 modules and height is 13 modules.