The mark consists of a partially hidden cross in red and blue with thin red and white borders on one side and thin blue and white border on the other side. In front of cross is a blue house with a red and white roof and a white window separated in four quarters by two blue lines, one horizontal and one vertical. In front of the house are a blue paintbrush with gray bristles on the left and a gray masonry trowel with a red handle on the right. Below the house is a curved line in red and blue. Below that is PATCH with PAT in red and CH in blue. Below that is MEDICS in blue.