Federal Stone AQ 03 1/2 3.5' Radius White AQ Series Raised Safety Edge Coping. Raised safety edge pool coping is designed with both safety and aesthetics in mind. It features an elevated edge that acts as a protective barrier, minimizing the risk of water splashing or overflowing from the pool, thus ensuring a safer swimming environment. Beyond its functional benefits, the raised safety edge coping adds a stylish and contemporary touch to the pool design, elevating the overall visual appeal and creating a distinctive look for the pool area.