The ornamental design for a stand for a waterheater, as shown and described.
FIG. 1 is a top plan view of a stand for a water heater showing my new
design.
FIG. 2 is a bottom plan view thereof.
FIG. 3 is a side elevational view thereof.
FIG. 4 is a top side perspective view thereof.
FIG. 5 is a top side perspective view thereof also showing a water heater
depicted in phantom mounted on the top surface thereof, said water heater
forming no part of the invention.