historic character and modern conveniences converge in this elegant 3-bedroom 3-bathroom penthouse duplex on a prime tree-lined chelsea block. this magnificent 1910 townhouse embodies the highest standard of luxury living complemented by 750 prized square feet of private outdoor space.high ceilings and double exposures (north/south) enhance the home's bright, airy ambience. arched windows on the main floor invite in generous natural light. a stunning sky-lit living/dining room graced by exposed brick, reclaimed eastern white pine floors and a wood-burning fireplace makes a gracious backdrop for entertaining, adjoined by a sleek open gourmet kitchen with high-end stainless steel appliances and a washer/dryer. two spacious bedroom and bathroom suites positioned privately down the hall are drenched with light and present beautiful street views. marble countertops and accents grace the stylish baths, plus the master bath indulges with a steam shower and instant hot water heater. ascend the contemporary spiral staircase to the upper level housing a third en-suite bedroom with a large walk-in closet and access to the sprawling front and back terraces.converted to a cooperative in 1980, 228 west 21st street is a handsome prewar residence with a gated entrance, storage and laundry. this financially-sound building permits up to 80% financing as well as subletting and pets with board approval. located in the heart of historic chelsea, near the high line, excellent restaurants, world-class shopping, art galleries, and the 1, 2, 3, a, c, e and l subway lines.