Hammond 1590w series watertight diecast aluminium enclosures natural hammond 1590wbbs this hammond 1590wbbs enclosure measures 120 x 94 x 42mm and is part of a range of natural finished watertight diecast aluminium boxes suitable for a wide range of applications hammond 1590wbbs watertight diecast enclosure 120 x 94 x 42 natural