The Penthouse Duplex at 470 Columbus is a magnificently designed home providing indoor-outdoor space along with healthy living and true comfort. Perched atop 2 floors and overlooking the historic UWS, this trophy home consists of 4 bedrooms and 4 and a half baths. Architecturally gorgeous and without peer in quality and detail, all the apartments at Charlotte of The Upper West Side set a new standard. Charlotte of the Upper West Side, a Passive House Institute Certified Building, is a new boutique development said to be NYC’s most sustainable condominium (Forbes, Luxe, Associated Press). The structure’s airtight technology creates a nearly silent living space while keeping temperatures constant and comfortable throughout the year and saving more than 90% on heating and cooling bills. The multi-million dollar ERV system (energy recovery ventilation) delivers fresh, filtered, UV-treated air into each home, eliminating allergens and toxins in the air to provide unmatched air quality. The striking facade of iron spotted terracotta louvers are designed to bring in sunlight during the winter and keep out the heat during the summer. A private entry and gracious foyer lead into the heroic main spaces. The grand living, dining and kitchen open onto a 3,188 sf landscaped terrace spanning the residence’s length. Guardian Ultra Clear operable triple-paned, quadruple layer, floor to ceiling windows are anchored by wide European white oak planks elegantly set into a ladder pattern. Adding to the fine details are impeccable lighting, pre-wired soffits, and an integrated Lutron RA2 system with smart home connectivity. The meticulously designed Henrybuilt kitchen of silver oak cabinetry and warm aluminum accents is incredibly utilitarian while also sophisticated. The Subzero refrigerator and freezer, Wolf gas range vented with a Subzero hood, Miele steam oven and dishwashers, and a U-line wine storage are seamlessly integrated. The kitchen island has the mark of fine furniture with rounded corners and fluted wood millwork fitted with a seamless slab of Vermont Olympian White Danby. The matching counter and backsplash slabs along with floating oak shelves complete this sleek look. In its own wing, the light-filled primary suite has a spacious closet, open views and a south-facing balcony clad in Italian porcelain tiles. The windowed primary bath showcases floor to ceiling slabs and floors of hand-selected honed Imperial Danby. This 5-piece bathroom also features white oak double vanities and custom medicine cabinets, a free-standing tub, MrSteam shower, Kallista and Watermark nickel fixtures and radiant-heated floors. The secondary bedrooms on the main floor are alluring with oversized windows, high ceilings, ensuite baths, and generous closets. The secondary baths display hand-glazed wall tiles, silver nickel Kallista fixtures and heated floors. The powder bath has full-height white oak paneling, a custom limestone sink, Urban Electric bronze wall sconces, radiant heated floors, and polished nickel Waterworks fixtures. There is a separate laundry room with a sink and folding area and 2 stacked energy-efficient Miele washers and vented dryers with Wifi connectivity. The upper level is accessed by way of a graceful interior staircase. The astounding rooftop terrace is equipped with a kitchenette and full bath, perfect as lounge living or a 4th guest room. Enjoy alfresco dining or entertaining with a barbecue grill and panoramic views on the 853 sf terrace. Amenities include a luxurious appointed lobby with full-service doorman, fitness center with Technogym equipment and Peloton bikes, Full Swing interactive golf and multi-sports simulator, pet washing room, private storage and additional laundry facilities. The complete offering terms are in an Offering Plan available from Sponsor. File No. CD19-0258. This is a co-exclusive listing with Core.