make your summer outdoor entertaining dreams a reality in this sprawling, sun-splashed penthouse duplex condominium featuring dramatic interiors and a massive, landscaped terrace in the perfect flatiron district location. this apartment is currently configured as a three-bathroom, three-bedroom, plus guest suite. set atop a stunning historic building, this 2,400-square-foot loft welcomes you on the lower level sky-high ceilings, skylights and an expansive layout perfect for comfortable living and lavish entertaining. a gracious foyer creates a true sense of arrival before opening to a jaw-dropping southern facing living room bordered by a breathtaking arched window and postcard views. the large kitchen offers abundant cabinet and pantry space, skylights, two sinks, a center island, and upscale appliances, including a vented six-burner range, a sub-zero refrigerator, dishwasher and wine refrigerator. easy finish updates could transform the space into a true gourmet destination. a hallway flanked by beautiful built-ins leads to private quarters, including a primary suite with three massive closets and an en suite bathroom with a jetted soaking tub, double vanity and linen storage. one skylit bedroom offers a built-in desk and bed surrounded by storage. off the living room, beautiful glass doors open to a second oversized bedroom, also with built-ins and storage. citiquiet windows have been added in the bedrooms for enhanced tranquility. a windowed home office with exposed brick creates the perfect work-from-home destination. there is no lack of storage throughout this home where you will find floor-to-ceiling closets in most rooms. the guest bathroom dazzles with an electric skylight, designer tile, a double wide vanity with kohler sinks, a duravit commode and a curbless glass shower. additional closets and an in-unit washer and vented dryer complete this well-planned level. with soaring atrium windows, a spacious layout and white-washed pine floors, the upper-level sunroom is ideal as a fantastic indoor-outdoor lounge, den, home gym or a guestroom. a kitchenette/wet bar with a fisher & paykel dishwasher, custom refrigerator/freezer, microwave, and sink keeps refreshments close at hand. a spa bathroom on this level impresses with waterworks terrazzo tile heated floors, a gorgeous walk-in shower with a bench, and a toto commode. the home's crowning glory is its 750-square-foot private roof deck, complete with a gas grill, speakers and lovely landscaping that includes an irrigation system. imagine summer barbecues surrounded by the historic rooftops of the flatiron district. zoned central hvac, electronic shades, speakers, alarm system and an adjacent storage unit on the same level add comfort and convenience. with just one other home on this floor, you'll enjoy outstanding peace and privacy in this exceptional showplace. situated within the ladies mile historic district, 7 east 20th street is a stunning neo-renaissance masterpiece constructed in 1907. the gorgeous french-inspired two-story glass and steel storefront features the name holtz, referring to restaurateurs and wine merchants holtz & freystedt, who once occupied the building alongside tea gown, lace curtain and embroidery businesses. today, residents of the pet-friendly holtz house condominium enjoy elevator access and a state-of-the-art siedle video intercom and security system. nestled between madison square park and union square, this spectacular location surrounds you with outstanding flatiron, gramercy, chelsea and nomad amenities, exceeding every expectation for manhattan living. here, you're close to world-class shopping and gourmet food shops, including eataly, trader joe's, whole foods and fairway market. revel in fantastic dining and nightlife, including michelin-starred gramercy tavern, the clocktower and eleven madison park. lush outdoor space, a dog run, year-round events and greenmarkets are nearby, and transportation couldn't be easier with 4/5/6, n/q/r/w, l, f/m and path trains, excellent bus service and citibikes all within easy reach.