Hammond 1590W Series Watertight Diecast Aluminium Enclosures – Natural – Hammond 1590WT, This Hammond 1590WT enclosure measures 120.5 x 79.5 x 79mm and is part of a range of natural finished, watertight diecast aluminium boxes suitable for a wide range of applications. Hammond 1590WT Watertight Diecast Enclosure Natural (120.5 x 79.5 x 59mm)