1) Two Roof Patp 2) Single Roof Pati 3) Two Roof Pati (Reconstruction) Normally PATIS are One Storey Open Resthouses, SATTALS are Two Storey Resthouses.
Foto by F. Nunnemann in 2008 A.D.
Foto by sunmaya in http://www.panoramio.com/user/1759167/tags/Nepal
Foto by F. Nunnemann in 2018 A.D.
Yogeshwar K. Parajuli, Bhaktapur Development Project, Experiences in Preservation and Restoration in a Medieval Town (1974 - 1985), Oct 1986