Abstract: A termite deterrent and protective cap placed on top of a pier or a post, and made up of a circular disk with sidewalls that extending downward from the periphery of the circular disk. The cap is placed with the inside surface of the sidewalls not being in contact with the outer walls of the post, while being secured to the top of the post being protected. The circular disk and has a scored inner circular center removed to accommodate a thread rod from the generally circular circumference pier or post that would extend through the plane of the inner circular center. The sidewalls are angled to a perpendicular of the periphery of the circular disk for easy stacking and storage. There is also a square disk embodiment.