For unmistakable identification of pipes, MTTS also has a product line which includes indoor/outdoor, self-adhesive pipe markers and valve tags. In the pipe marker types, there are coiled pipe markers, flat pipe markers, arrow banding tapes, underground detectable and non-detectable tapes, individual pipe marking arrows, medical gas markers. The valve tags are available in brass, anodized aluminum and steel and engraved acrylic tags.