This is the 10440th most frequent Turkish word.
boruları
"Boruları" means "the pipes" or "pipes" in English.
In this sentence, 'boruları' refers to the pipes belonging to or associated with the house, showing possession.
Evin boruları su sızdırıyor.
The house's pipes are leaking water.
In this case, 'boruları' refers to specific pipes, used in the objective case, as the pipes are being replaced.
Tamirci bahçedeki boruları değiştirdi.
The repairman replaced the pipes in the garden.
Here again, 'boruları' indicates possession, showing that the pipes belong to or are part of the building.