The mark consists of Trademark consists of the letter "O"SERVICE" in stylized font. The "O" is red on the left and blue on the right. The the inner part of the letter "O," which is stylized as a red flame. This design uses a combination of blue and red, with blue dominating the word "O" and red emphasizing the flame and the "O." The colors create a visual distinction and likely signify cooling (blue) and heating or energy (red).