Radome Cover for UltraDishTM TP 27 UltraDishTM TP Antennas are high-gain directional parabolic antennas with a lossless TwistPortTM connector. The Radome Cover for UltraDishTM TP 27 provides additional protection against weather elements and decreases the wind load of UltraDishTM TP 27 antenna. Premium Construction The Radome Cover is very durable and resistant. It is built of acrylic coated ABS plastic with the mounting ring made of stainless steel. The installation requires no tools.