Hammond 1590W Series Watertight Diecast Aluminium Enclosures – Natural – Hammond 1590WG, This Hammond 1590WG enclosure measures 100 x 50 x 25mm and is part of a range of natural finished, watertight diecast aluminium boxes suitable for a wide range of applications. Hammond 1590WG Watertight Diecast Enclosure Natural (100 x 50 x 25mm)