Minimalist attic living space by r.a.f. studio featuring a sculptural white shell, curved lines, and seamless integration with the terrace view in Suadiye,İstanbul.

T.27

Residential

T.27 creates a sculptural living space where a seamless shell and fluid forms guide the natural light.

Location

İstanbul

Year

2026

Category

Residential

Status

Built

Photo

Egemen Karakaya

T.27 is a renovation project of the attic floor of a two-story apartment in Suadiye, overlooking the Princes' Islands. The project aims to integrate the approximately 90-square-meter attic with the existing living space, creating a seamless terrace experience where interior and exterior spaces merge upon ascent.

In this single-façade volume, the primary design challenge of lighting is addressed through movable and fixed façade/roof systems, transforming light into a spatial element that enriches, divides, connects, and defines the space. Adjustable shading elements and integrated lighting systems further emphasize the dynamic interplay between natural and artificial light, reinforcing spatial harmony. The spatial continuity achieved through the structural framework of light is complemented by a material palette of natural, matte, and pastel tones, ensuring a warm ambiance with a sense of simplicity. Following the trace of light, curvative walls and lines shape the spatial experience, enhancing fluidity and depth. With their soft and textured effect, these curved surfaces create a tactile connection within the space.

The living area, designed to eliminate the boundaries between indoor and outdoor spaces, balances spatial richness derived from light and materials with the functional clarity of the plan layout. Upon reaching the main living space from the staircase, the area is enveloped by a sculptural shell that integrates architectural elements while dissolving spatial boundaries in the third dimension. The shell’s curved lines enhance the perception of height and spaciousness while framing the view. Fragmented in certain areas, the shell transforms into a fireplace and bookshelves, while integrated lighting elements accentuate its dynamic breaks.

As the transition from the living space to the rest and private areas unfolds, the flooring evolves in tandem with functional shifts, transitioning from natural stone surfaces to the warmth of wood. The bedroom, designed with the same minimalist and serene approach, maintains its tranquil ambiance through a carefully curated material palette and balanced lighting design.

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Detailed architectural floor plan of the T.27 House attic renovation, showing technical dimensions, structural walls, and terrace layout.
Dining area with an open-plan layout, highlighting the interplay of natural light from the terrace and pastel-toned material palette.
View from the kitchen towards the main living hall, where the flooring transitions from wood to natural stone surfaces at T.27 House.
Sculptural architectural shell in T.27 House, showing integrated bookshelves and a fireplace design that dissolves spatial boundaries.
Close-up of the curvative wall and integrated lighting system, showcasing the tactile connection and fluidity of the interior architecture.
Contemporary living room with a focus on spatial harmony, featuring movable facade systems and minimalist furniture by r.a.f. studio.
Interior view of the seamless transition area at T.27 House, featuring warm wooden flooring, a minimalist pastel palette, and soft natural lighting.
3D axonometric floor plan of T.27 House by r.a.f. studio, illustrating the spatial layout, furniture arrangement, and attic integration.
Detail of the sculptural architectural shell and integrated lighting, showing the dynamic interplay between the curved ceiling and the walls.
Close-up shot of the T.27 House bedroom, showing the natural light streaming through the window and accentuating the textured wall surfaces.
View of the minimalist bathroom from the doorway, featuring clean lines, natural stone finishes, and a natural palette.