The Silk Screened Sign Darkroom Do Not Enter is a sign designed to alert about the darkroom, advising not to enter it. It features the message “Darkroom Do Not Enter”. Available with a red or black background and white writing, the measurements of this radiation warning sign are 4″ x 10″. Plus, it is silk screened and constructed of 1/8″ (3mm) thick Trovicel™.
For more options, check out our Radiation Warning Signs collection.