Breathtaking describes this Grand Parlor Residence at the Knowlton Mansion on beautiful Commonwealth Ave. South facing this stunning duplex completed a full renovation in 2020. Preserved museum quality details encased in all the modern amenities you seek. The ballroom-like parlor level boasts 12 foot ceilings and three handsome fireplaces w/ original mahogany mantels, wainscoting & Victorian moldings lit by the large front & back bow windows. A fantasy come true kitchen with custom designed and locally built cabinetry & waterfall marble countertops. Thermador appliances inc. induction cooktop, double ovens & beverage cooler.  Room for dining or lounge area and a generous center island make this the gathering space of the home. Additional storage in the pantry. Three spacious bedrooms. The primary features attached marble bath with heated floors and walk-in closet plus access to additional storage. Central air conditioning and best laundry room in Back Bay! Tremendous private storage.