Question

In case of softwood frames, which of the following shall be of hardwood?

(a) Bottom shutter of the window

(b) Bottom sill of the window

(c) Bottom head of the window

(d) Bottom rail of the window

This question was posed to me in quiz.

This intriguing question comes from Door Frames in portion Doors, Windows and Ventilators of Construction & Building Materials

Answer 1

Right choice is (b) Bottom sill of the window

Easy explanation: Members of frames of timber doors and windows are usually made of the same species of timber except in the case of softwood frames. In softwood frames, the bottom sill of the window shall be of hardwood.