Extension 4172 - This luxury rental building, recently opened, prioritizes energy efficiency and sustainability with recycled materials, water-saving features, and green roofs. Conveniently located near Penn Station and major transportation hubs, it offers spacious, well-lit apartments with modern amenities including granite kitchens and marble bathrooms. Building amenities include a 24-hour doorman, high-speed elevators, a fitness center with a lap pool and spa, landscaped outdoor terrace, fully furnished lounge, screening room, and valet services.