Measuring for bay windows could not be less difficult, you should opt for the proper guide in your decided on blind style. Make sure you note that Twist2Go and Click2Go No Drill Blinds will not be suitable for bay windows.??? ???? ? ???? ?? ?? ????? ????? ???? ?? ?? ??? ????? ? ??????? . ?? ?? ?? ?? ???? ?? ???? ? ?????? ???? . ???? ???? ?? ??????