Either functional or decorative, some realism for households is necessary. Werewolves checked! Let's talk about some realism in TS4.
Functional water heaters/boilers could add and trigger new interactions between Sims and plumbing and some appliances that requires water, or only a decorative thing.
Some decorative utility items like water meter, electricity meter, gas meter, propane tanks and other that can fit with water heaters/boilers, much like SixamCC Home Improvements pack.
Possible variations:
Tankless:
Tanked:
Large basement tank one:
Comments
off the grid? solar ones maybe? both tanked variations could be included for a potential Eco Lifestyle update or refresh, so it could be off the grid applainces, but for the gridded lots, a tankless one is also necessary.