The fire, which caused “catastrophic damage” to the two-family home, does not appear suspicious, officials said.

No firefighters were injured. A pair of cats were rescued from the residence and treated for smoke inhalation by New Bedford Animal Control. The fire caused “catastrophic damage” to the building, officials said. Its origin and cause remain under investigation.

Preliminary investigations have ruled out suspicious activity in the cause of Monday’s deadly fire in New Bedford, according to officials.

A fatal house fire in New Bedford that claimed the life of an 88-year-old man was dertermined to be accidental.