The Madstone was American Standard's floor mounted urinal. It was originally made by Maddock, but then Standard bought out Maddock. It was later replaced with the Marlbrook. This was also designed as a unisex urinal.
Note: This information may not apply outside of the United States.
Note: This information may not apply outside of the United States.
There is only one generation of Madstone. It was made from 1929-1963. It is a siphon washdown urinal with a syphon jet.
Model numbers:
F 5900 - Top spud
F 5905 - Back spud
Model numbers:
F 5900 - Top spud
F 5905 - Back spud
Video of Madstone.
Video of back spud Madstone. (Credit to Standard fan 2000)
Video of blue Madstone. (Credit to Lil'Cinnamon)