The massive roof deck at this $15.5M Flatiron penthouse has a 20-foot pool and full bar

Elevators

The massive roof deck at this $15.5M Flatiron penthouse has a 20-foot pool and full bar

6sqft.com - Alexandra Alexa

Spanning an entire block, this sprawling penthouse at 5 East 17th Street boasts four bedrooms, two private elevators, a 25-foot glass atrium, and a …

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