this duplex penthouse is being combined with the full-floor residence below to create a 6,150 sq. ft. triplex penthouse priced at $27,850,000. 1228 madison avenue is a highly nuanced boutique building with exterior architecture by robert a.m. stern architects and interior design by kelly behun studio. located in the heart of carnegie hill, 1228 madison offers a collection of full-floor homes one block from the guggenheim museum and central park and is surrounded by the best services and shops only madison avenue can offer. grand living rooms and private terraces enjoy spectacular light and views, some of which include central park, the jacqueline kennedy onassis reservoir, and the iconic central park west skyline. the penthouse at 1228 madison avenue is a 3 bedroom/3.5 bath duplex home offering six private terraces and uninterrupted views of central park and the jacqueline kennedy onassis reservoir as well as the midtown skyline. the elegant elevator vestibule leads to the dramatic 8’ white oak entry door and opens into an entry foyer with custom stained white oak floor in a chevron pattern. the chevron pattern continues through the upper level living spaces, leading to a gracious corner great room with 13’5” ceilings, three juliet balconies, and a private terrace with central park views. the eat-in kitchen features white matte lacquer molteni cabinetry with white oak tambour detail, and honed estremoz slab countertops and backsplash, as well as a built-in banquette custom designed by kelly behun studio. the kitchen is fully-equipped with a lacanche range and a suite of wolf, miele and sub-zero appliances. adjacent to the kitchen is a 174 sq. ft. private terrace with a built-in barbecue and views of central park. the spacious corner master bedroom suite features two oversized closets and a 119 sq. ft. private terrace with central park views. the windowed 5-fixture master bath features a freestanding cast iron tub with burnished nickel fittings and is luxuriously finished with bianco oro marble slab walls with matching marble floor tiles and radiant heat, millwork vanity with limed oak finish, custom-designed medicine cabinet and wall sconces by kelly behun studio, and burnished nickel fixtures by waterworks throughout. the second bedroom, which also functions as a library, leads to an expansive 364 sq. ft. private terrace with breathtaking views of central park and the iconic central park west skyline. the secondary baths feature an elegant combination of honed calacatta marble floor tile with radiant heat, white matte lacquer vanities with custom medicine cabinet above, and polished nickel fixtures by waterworks. the powder room makes a beautiful statement using honed italian burlesque marble slab floor and wainscot, with a matching marble sink, countertop and apron, and waterworks fixtures in burnished nickel. the mirror with arching silhouette framed in natural brass finish, sits beside an aged brass pendant wall sconce to complete the design. the residence conveniently features a laundry closet, with side-by-side washer and dryer and sink. the residence also offers the special convenience of a discreet refuse room, which allows for contactless deliveries. no detail was overlooked in the design of this residence with a multi-zone heating and cooling system that carefully controls the interior climate throughout. the home is partnered with a thoughtfully curated suite of amenity spaces, including a state-of-the-art fitness center and training studio, designed by kelly behun studio and outfitted with technogym equipment. the crown of the building features the residents’ roof terrace offering panoramic views from the midtown skyline to central park, the jacqueline kennedy onassis reservoir, and the beautiful skyline of central park west from across the treetops. this thoughtful offering is complete with the convenience of a full-time doorman and concierge, package room, residents’ storage and bicycle storage.