A black-glass volume sits in the middle of the plan and changes how the house is read. It holds a coat area, toilet, and storage, yet keeps the floor plan intact. Around it, the custom interior renovation moves between dark surfaces, pale walls, and measured lines, so the older shell stays present while the new inserts define the rooms used every day. The first impression is not decorative; it is spatial, and that is what gives the project its force.

A central room made from black glass

The freestanding box works like a compact interior building placed inside the house. Its black glass skin gives the volume a dense, reflective edge, especially where light lands on the corners and seams. Instead of spreading functions across the plan, the storage, toilet, and coat area are gathered into one object. That choice keeps circulation open and gives the surrounding rooms a clear outline. In a custom interior renovation, this kind of insertion does more than organize storage; it becomes the reference point for everything around it.

Seen from the side, the box reads almost like a pause between spaces. It blocks direct views, then releases them again toward the kitchen. The result is a sequence rather than a single open room. That movement is repeated elsewhere in the house, where door openings, cabinetry fronts, and trim details keep the rooms distinct without making them feel cut off from one another.

The kitchen carries the darkest materials

The kitchen turns to deeper tones. Tall cabinets in muted olive green satin lacquer line one side of the room, while the base units are finished in black lacquered oak veneer. Their long, block-shaped handles run horizontally and reinforce the width of the fronts. The storage is substantial, but the surfaces remain controlled. Nothing is overly framed; the doors and drawers sit close to the plane of the wall, which lets the material shifts do the work.

At the center stands a block-shaped kitchen island in Verde Levanto marble. Its veining is visible enough to read from a distance, and the stone pulls the kitchen toward the room beside it, where the black-glass box sits. A retro Falcon range anchors the working zone and adds a more domestic note to the strong stone and lacquer surfaces. The kitchen also uses a black marble-like kitchen island language in the broader visual reading: dark stone, sharp edges, and a mass that holds the center of the room.

Storage that stays in the background

The olive green built-in cabinetry is not treated as a feature wall in the usual sense. Its role is quieter. The tall units with sliding swing doors hide the necessary storage, while the black-lacquered oak base units continue the line along the room. The handles are long and rectangular, cut to suit the cabinet fronts rather than added as decoration. Because the hardware stays linear, the eye moves to the island and the black-glass divider instead of getting lost in small details.

That restraint matters in a room with so many contrasts. Green, black, and stone could easily compete. Here they do not. The cabinet colors and the island material separate the functions clearly: tall storage at the edge, working surface in the middle, darker base cabinets below. The kitchen renovation reads as a measured arrangement of volumes rather than a display of finishes.

White wardrobes and a hallway with a clear line

Upstairs, the palette changes sharply. The wardrobe units are finished in matte white, and the aluminum extruded handles keep the fronts visually light. In the hallway, herringbone parquet sets a different rhythm underfoot. The floor pattern brings movement to a space that otherwise depends on walls, door frames, and built-in storage to define it. Rounded side panels on the cabinets refer back to the moldings found throughout the house, so the upper floor remains connected to the older parts of the interior without copying them.

The white matte wardrobe treatment also serves a practical role in the composition. It lets the wood floor remain visible and stops the storage from taking over the corridor. The effect is calm, but not empty. The contrast between matte fronts, timber pattern, and the straight edges of the openings gives the circulation space a clear direction. In a house where the central box creates strong partitioning, these lighter elements keep the upper level open and legible.

A bathroom drawn with stone, glass, and brass

The bathroom uses the same discipline in a brighter register. A solid-surface vanity sits beneath a round mirror, and the combination softens the straight lines of the room. The former chimney breast remains visible and sets a vertical anchor behind the furnishings. Nearby, a freestanding bathtub in solid surface stands on its own, leaving a clear strip of floor around it. The layout makes the tub feel placed rather than tucked away, which suits the room’s generous proportions.

Brass bathroom faucets bring a warm metallic note against the pale surfaces. They are small, but they change how the room reads, especially near the white wall and the reflective glass of the shower enclosure. The round mirror bathroom composition is repeated in the visual material with a gold-toned rim, which adds a softer circle against the square edges of the vanity and the chimney surround. Here, contrast is not used for spectacle; it is used to sharpen the geometry already present.

Details that keep the room from feeling flat

The bathroom depends on a few clear moves: a smooth vanity surface, a freestanding bathtub solid surface, and metal fittings that catch the light. Together they prevent the room from becoming too stark. The glass shower wall introduces another plane, while the mirror shifts the focus toward the center of the wall. Because the materials are few, each one has room to register. The result is a bathroom where the fixtures read as part of the architecture rather than as separate objects.

The same logic appears in the way the stone and brass sit against the painted walls. There is no extra pattern, no ornamental layer added to soften the room. Instead, the materials do the shaping. The solid-surface vanity gives a clean horizontal line, the mirror creates a circular counterpoint, and the brass fittings add a clear, readable accent. It is a small set of decisions, but together they hold the space together far better than decoration would.

How the old shell stays visible

Across the house, the new work does not hide the existing structure. Rounded cabinet ends echo the moldings, the chimney breast remains in view, and the hallway keeps its herringbone parquet open to sight. These references are quiet but consistent. They stop the project from becoming a collage of unrelated rooms. Instead, the custom interior renovation gives each space its own material emphasis while keeping the original envelope legible.

That is also why the black-glass room divider matters so much. It is not just a practical core. It is the point where the house’s old and new layers are easiest to read. Around it, the kitchen turns darker, the upper floor turns white, and the bathroom settles into stone, glass, and brass. The sequence is simple to follow, yet each room has its own precise surface language.

Photography – Evenbeeld