Roof Top Look Out
Three stories above Seattle's Seward Park neighborhood, the city falls quiet. Treetops roll toward Lake Washington, the sky opens wide, and a single window lifts overhead like an awning to let the whole scene in. This is the rooftop at 4219 51st Avenue S, a new 2026 build where a black, all-aluminum Optvue Infinity SL Series gas strut pass-through window turns a rooftop bar into the best seat in the house.

Where the bar meets the sky

Step inside the rooftop room and the first thing you notice is not the cabinetry or the wine fridge. It is the light. The window sits right at counter height, and when it is lifted open there is nothing between the bar top and the view: no mullions, no screen frame, no sill to bump a glass against. Evergreens and open water fill the opening like a framed painting that changes with the hour.
Pour a glass of wine at the bar, slide it across the counter, and it is already outside.
One window, two rooms
From the deck, the same window tells a different story. The glass sash rises on gas struts and holds itself open overhead, creating a sheltered ledge over the outdoor counter. Guests at the teak dining table can lean in for a refill without walking through a door, and the host never has to leave the conversation to serve.
Close the window and the room is weather-tight and quiet again. Open it and the interior bar and the rooftop deck become one continuous space for entertaining. Because this Infinity SL Series window is built with no sill, the stone counter runs straight from the indoor bar to the outdoor ledge, and the black aluminum frame nearly disappears against the dark siding.
Designed for the way rooftops are really used

Rooftop decks are short on spare floor space, so every inch counts. A gas strut pass-through window opens up and out of the way instead of swinging into the room or onto the deck, which keeps the counter, the walkway and the dining area clear. The listing for this home highlights a rooftop built for entertaining, with structural engineering for a future hot tub, an outdoor heater and a gas BBQ connection. The Optvue window ties it all together, linking the indoor bar to the open-air deck.
It is the kind of detail that changes how a home lives. Summer evenings stretch later, a small gathering feels bigger, and the best view in the house is shared from both sides of the glass.
Bring the rooftop home
Every Optvue pass-through window is custom built in Oceanside, California, to the size of your opening, for rooftop bars, kitchens, patios, pool houses and restaurants.
Explore the Gas Strut Window and Motorized Window options.
Find sizes, colors, glass and drawings on Gas Strut Resources.
Sketch your own window in the LiveVue Window Designer.
Ready for pricing? Request a free quote or call (760) 760-0110.
Project details
Location: Seward Park, Seattle, WA
Home: new construction, 2026, listed by Blake E. Lanz, Valere Real Estate
Window: Optvue Infinity SL Series gas strut pass-through window, all aluminum, black, no sill
Photos: Northwest Multiple Listing Service (NWMLS)





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