The luxury of space. The convenience of location. The happiness of home.With 4 bedrooms, 3 and 1/2 baths, open floor plan, high ceilings and step down living room complete with a wood burning fireplace and solarium wall leading to a large, private garden with a Weber Grill and its very own birch tree, this duplex condominium is not to be missed. Built within a townhouse with 1960 sf, Residence GB is beautifully designed with cleverly articulated spaces for living and dining. The open kitchen boasts stainless steel appliances and granite counter tops. There is an abundance of built-in book shelves, wine rack, custom closets and an incredibly deep pantry. There is lovely powder room off the entry hall as well as a south facing, sun drenched front room with more built-ins, an en-suite full bathroom and large bay window for use as a bedroom, study, guest or maids room.  The entire home is fully wired for sound, internet and cable.The second floor of this spacious home includes three additional bedrooms, washer/dryer and full bath. The south facing master suite is anchored by another bay window from which sun pours through. The fully renovated master bath includes a spa tub, glass shower and double vanity. Generous, custom closets complete each of the three upstairs bedrooms.Residence GB includes a massive, deeded storage unit and concierge services from neighboring 600 Columbus Ave where leased parking is available. There is an ongoing monthly assessment of $262.