The mark consists of the term DRITHERM appearing below the concentric circles design, with the stylized letters D and T contained within the concentric circles design.
001, 005, 012, 013, 035, 050
Design plus words, letters, and/or numbers
The color red appears in the single-lined outer circle and middle inner circle design and in the word DRITHERM, and the color white appears in the concentric single-lined inner circle and in the stylized letters D and T of the mark.
Circles within a circle, Circles that are totally or partially shaded.