Hudson 20 x 18 wall mount bathroom sink with widespread faucet holes and lugs for chair carrier.
Ada wall hung sink height.
Brenham wall mounted or concealed carrier arm mounted commercial bathro.
Knee space the distance from the bottom of the sink apron to the floor must be at least 27 inches.
Even a wall hung sink can be mounted at a height between 30 inches to 36 inches.
It basically depends on your needs and preference.
For an ada compliant wall hung sink the height has to be somewhere below 34 inches.
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If the faucet is installed for an ada accessible sink the handles must be no.
Sink height the maximum distance from the floor to the highest point on the sink cannot exceed 34 inches if the sink is on a counter it must be placed as close to the front as possible and the counter must be less than 34 inches in height if the rim of the sink extends above it.