Does this model require a high loop for the drain line to disposal? Or is the loop already installed inside the unit?

Hello Mike, please see the link to the Owner's Manual for more information to the proper installation of the dishwasher. bit.ly/3SwJNEd Page 12 will have the drain requirements. ■ Make sure to connect drain hose to waste tee or disposer inlet above drain trap in house plumbing and 20" (50.8 cm) minimum above the floor. It is recommended that the drain hose either be looped up and securely fastened to the underside of the counter or be connected to an air gap.