CPC E03D 1/34 (2013.01) [E03D 1/33 (2013.01); E03D 11/14 (2013.01); F16K 31/18 (2013.01)] | 18 Claims |
1. A flush valve comprising:
a valve body comprising:
an inner wall disposed in an opening and extending from a first end in fluid communication with a tank to a second end in fluid communication with a fluid channel, and
a locking flange extending radially outward, wherein the locking flange is retained by a retaining structure and a bottom wall of the tank in a locking position; and
a seal disposed below the retaining structure and above the bottom wall of the tank.
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