The mark consists of of of the letters "N", "F" and "S" each within a rectangle outlined in black of different sizes with the rectangle containing the "N" being white, the one containing the "F" being red and the one containing the "S" being blue. The letters "N" and "S" are black. The letter "F" is white, all of which is above the phrase "NATIONAL FIRESTOPPING SOLUTIONS" in black.
NFS NATIONAL FIRE STOPPING SOLUTIONS
The color(s) white, red, blue, and black is/are claimed as a feature of the mark.
"NATIONAL FIRESTOPPING SOLUTIONS"