Feature List Applications Kitchens, food processing facilities, parking garages, barns, schools, car washes, government facilities, industrial facilities, public areas, ships.TDW-4-DD15 Constructed of a high impact acrylic / DR crepe pattern diffuser that is .110” thick. The internal crepe pattern allows a smooth exterior surface for ease of cleaning. Available in 4’.TDW-8-PC Constructed of a high impact polycarbonate / prismatic diffuser this is .110” thick. The internal prismatic pattern allows for a smooth exterior surface for ease of cleaning. Available in 8’.EP-1 White end plug for use with gasketed enclosures.LAT-1 Tamper-Proof polycarbonate latch to be used with gasketed enclosures.