So it does the main job of emptying the tank with a garden hose. It is NOT completely flush with the bottom of the Ridgid wet and dry vacuum tank so I have to tilt the tank to basically empty the tank and then I have to drain the tank to drain the residue that didn't go in. to the drain hole. My question is: why design and build a wet/dry vac with a 2" threaded drain or so, but not make an additional drain hose that fits a 2" threaded drain? The ONLY reason to make a large 2" hole and then also