Utility

1. Having to do with, or owned by, a service provider.
2. (Of a building or its components) containing or intended for any of a building’s often-utility-related commodity transport, such as pipes or wires, or converting equipment, such as furnaces, water tanks or heaters, circuit breakers, central air conditioning units, laundry facilities, etc.
3. Functional rather than attractive.

Synonyms

• (state of being useful): usefulness, value, advantages, benefit, return, merits, virtue, note