Hi all, I need to know the fair price for the below items. Free feel to give me quotations

Mild steel door grille with joint putty, powder coat, handle lock (4.6 W x 8 H)

Mild steel window with joint putty, powder coat, one opening (4W x 5 H) and (5W x 4.6H)

Aluminium powder coated sliding window with 6mm thick float glass. (5W x 4.6H)

Thanks