You work for a general contractor in a design-bid-build cont…

You work for a general contractor in a design-bid-build contract. As part of the project you have to install FRP panels for the exterior walls of a building. Installation of the panels is a huge task that is both costly and time consuming. According to specs “The panel shall be a type E085-P31 Kemply by Kemlite”. However, you have identified an alternative panel type called panel X which not only has superior properties but also could significantly reduce the costs of wall construction. Which of the following actions you will most likely take and why?