If you catch a glimpse of a water heater in your dream, it signifies the containment of your inner turmoil, rather than letting it overflow. Until now, you've skillfully managed to keep your emotions in check. However, if the water heater malfunctions or bursts, it hints at the imminent release of your pent-up anger, possibly in a more forceful manner. The presence of a rusty water heater in your dream points to your tendency to sidestep or ignore your simmering frustrations.