The incident took place around 4:30 p.m., Thursday, Nov. 18 in Manorhaven, said the Nassau County Police.
According to detectives, a 38-year-old worker was inspecting a chimney on the second floor of a residence located on Orchard Beach Boulevard.
During the inspection, the man fell to the ground striking his head and back, police said.
A coworker called 911 and provided aid until the man was airlifted by Nassau County Police Aviation Unit in Helicopter 6 to an area hospital for treatment.
The man is listed in stable condition.
An investigation is ongoing.
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