The angle will be within the range of 30 to 45 degrees. Bays will be manufactured as a standard 1/4 vent -1/2 fixed -1/4 vent based on opening dimensions.
We discourage the sale of exceptionally narrow or exceptionally wide bays because the center panel can appear out of proportion with the rest of the unit. For Bay windows, the center panel must be fixed, but we can use casement, double hungs, or dead lite picture windows for the end panels.Bay & Box Bay Windows Things to consider when ordering Bay Windows