The original structure, dating back to 1902 and built as a NYC waterworks building, is a well established 6 unit co-op, each duplex townhouse with its own unique floor plan.There is a private planted courtyard, each townhouse has its own private entrance, and at the end of the courtyard unit 5 gives you the sense of your own private space. Entering this 3 / convertible 4 bedroom home, with over  interior 2300 SF, takes you into the  foyer, and off to the side is a home office framed by arched brickwork windows. Abundant skylights flood the entire home with light. The open living room/ dining area has soaring ceilings that peak at 17' and t give an incredible feeling of space.  Here, architectural details include the stone fireplace and arched brickwork framing the windows. A renovated kitchen has honed cement countertops, vented chef's range, beautiful cherry cabinets that give ample storage, as well as full sized washer and vented dryer. The large master bedroom suite also has a soaring ceiling and huge en suite bath, with tub, separate shower and walk in closet. Also on the main floor is half bath. Up the open stairway to the 2nd floor leads you to a large 2nd bedroom with skylights, a wall of closets as well as a small room that can be used for storage. There is also a den that is open to/overlooks the downstairs living room. This room could easily be closed off to create a 3rd bedroom. There is also a full bath on this level.Additional features include a private garden area, perfect for a small outdoor table and chairs and a separate 600 square foot storage area with a half bath which could be used as a studio, workshop and wine cellar.The Pumphouse Mews is located in the charming Willowtown area of Brooklyn Heights and on the neighborhood's only cobblestone block. There are several cute restaurants in the area and the amazing Brooklyn Bridge Park is just across the street. This is truly a unique property.