The height of the drain really doesn't matter as long as the hose from the dishwasher has a section that is at least half as high as the dishwasher.
coupling
If the sink/sink drain fitting connection, sink drain fitting/disposal connection, dishwasher/disposal connection, disposal/drain elbow connection are what are leaking they can either be tightened or have gaskets replaced or other sealing methods used. If the disposal is leaking elsewhere the disposal needs replacement.
A fernco or rubber fitting. This made of rubber and had hose clamps on it. You should ask for assistance at a hardware or plumbing shop for a 2" Plastic X 2" Copper Fernco or rubber coupling.
No, you have to attach a garden hose to the fitting at the bottom of the tank. Often the tank will have sediment built up in it and the water will drain very slowly from this.
If your thinking of sleeving the pipe it is not a great idea..Ideally replace the defective piping as drainage systems are designed by fixture units and reducing the pipe can cause major problems
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coupling
Garbage disposal, if one is installed, or a wye branch fitting on the tail piece of sink drain. Dishwasher drain line should have an air break or air gap before the disposal or wye branch fitting.
The standard height of a sink drain from the floor is typically around 18 inches.
To effectively plumb a double sink, you will need to install a double sink drain kit, which includes two drain pipes, a tee fitting, and a trap. Connect the drain pipes from each sink to the tee fitting, then connect the trap to the tee fitting and the main drain line. Make sure to secure all connections tightly and test for leaks before using the sinks.
The recommended height of a kitchen drain from the floor is typically around 18 to 20 inches.
The standard height from the floor to the kitchen sink drain is typically around 24 inches.
The standard height for a kitchen sink drain is typically around 18 inches above the floor.
The rough in height for a vanity drain is typically around 18 inches above the finished floor level.
The recommended drain height for a vanity installation is typically around 18 inches above the finished floor level.
The standard height for a bathroom sink drain is typically around 24 inches above the finished floor level.
The standard height of a bathroom sink drain is typically around 24 inches above the finished floor level.