The LED Bulk Head Fitting is ideal for exterior and security purposes as it fulfills this need to the extreme due to its ability to exert strong illumination to its environment.The LED Bulk Head Fitting is ideal for exterior and security purposes as it fulfills this need to the extreme due to its ability to exert strong illumination to its environment. The LED Bulk Head Fitting is ideal for exterior and security purposes as it fulfills this need to the extreme due to its ability to exert strong illumination to its environment.The LED Bulk Head Fitting is ideal for exterior and security purposes as it fulfills this need to the extreme due to its ability to exert strong illumination to its environment.