A) Clear glass with what frame? Silver/ Bronze?
It cost around $12 for sliding windows, $13.50 for casements windows
b)Tinted around $1 extra per sq ft
c) Sliding grilles around $6.50 Casement around 50 cents- $1 more?
d)Solid round tube you mean? This cost around $2 more than C
I have contractors doing these, if you need feel free to ask for free quote from them, if best have ur measuremnts ready ^^
All price listed is for whole house, which means if you do only 1 or 2, there may be extra charges, need to ask them