Penthouse 11B is an extraordinary 2,313 square foot penthouse duplex tucked away on a quiet Chelsea block offering the best of both worlds: the privacy and scale of a townhouse, paired with the ease and security of a full-service, 24-hour doorman condominium and 2 private terraces. Spanning across two expansive levels, this 3-bed, 3.5-bath corner residence is surrounded by natural light from all ...