Labels:dialog box | earth | fence | hakham | poster | sky | trade name | tree | window | windowpane OCR: Standard Gravity Flush Valve Standard Gravity toilets are of two types: Siphon wash down and siphon jet. Siphon wash down toilets have no and all of the flush water comes through the rim. In Siphon jet toilets some of the flush water bypasses the Siphon Wash Siphon Jet rim and serves Toilet Toilet jumpstart the siphonic action Prev Next