extraordinary 4,058 sq. ft. full-floor duplex penthouse featuring 2,400 sq. ft. of private terraces, 4 skylights, 4 fireplaces, 3-zone hepa-filtered central ac, and 4-zone radiant heated floors. this unique ph has been sound-proofed! a key-lock elevator opens to a stone zen garden that leads to a 40’-wide south-facing living room with oversized windows under 14’ wood-beamed ceilings. featuring recycled barn wood sliding doors, thermafiber-insulated portuguese slate walls, 4" concrete floors with radiant heat, dual-gas fireplace. there is a media room/den with built-in bar, a custom-designed kitchen with paper stone countertops, steel-plated wood cabinetry, liebehr refrigerator, miele induction cooktop with vented hood, bosch dishwasher, walk-in pantry, and reverse-osmosis water filtration system. the bedrooms are separated by a 3-form wall and door with electro-magnetic lock. corner br, now a home office with home gym, connects to the sprawling master bath with black resin spoon tub, oversized stall rain shower and portuguese slate walls. the master br has a free-standing gas fireplace, and a xl walk-in closet. a cantilevered stairway leads to the upper level’s glass-enclosed pavilion under zinc ceilings and features a cedar wood hot tub for 8, a wood-paneled steam room and bath, and a wood-burning fireplace. there are two iron wood decked landscaped terraces with automated irrigation and quintessential nyc views of the empire state & met life bldgs.