They can be had with just about any dispersion pattern, both E and H planes, and and there are even adjustable units available. There is a special formula to figure out exactly how much power is allowed. This allows you to more easily use many different antennas at the CPE site. Your customers won't be concerned about power levels, they worry about the aesthetics. Many customers don't want big grid antennas on their houses, so flat panel antennas are often used.
Some panel antennas come as a device that looks like a plastic box.
But whatever you do, do not cover them with a metallic paint, for rather obvisou reasons. Incorporated All Rights Reserved.