BNLA architecten

Bungalow renovation into a modern villa with extension

The transformation starts at the outside edge of the house: white walls, dark window frames and broad panes of glass replace the older bungalow look. In this bungalow renovation to villa, the extension is not treated as an add-on but as part of the same architectural rhythm. Straight volumes, crisp lines and deep openings give the house a clearer profile, while the glazing opens long sightlines toward the terrace and garden.

A full makeover, drawn out in new volumes

The original bungalow has been given a full makeover and extended into a modern villa, with the façade and layout adjusted to suit the new design. What reads immediately is the shift in scale. The house now has a stronger horizontal presence, with rectangular forms that sit cleanly against each other. Dark frames sharpen the white exterior, and the glass sections break up the solid walls so the building feels more open to its surroundings. The result is not just a refreshed shell, but a house renovation with extension that changes how the whole property is read from the approach.

On the side view, a more restrained language appears. Wooden slats and the underside of the overhang soften the harder surfaces, while the geometry stays direct. That contrast between timber, plaster and glass keeps the composition from becoming flat. The sheltered outdoor edge is especially important here, because it extends the living zone without closing it off. This is where the covered terrace living area becomes part of daily use rather than a separate outdoor corner.

White walls, dark frames and a clear terrace edge

The modern bungalow facade with dark window frames is easy to read in the photographs. White surfaces carry most of the volume, but the dark frames do the visual work of outlining openings and giving depth to the elevation. Large windows and sliding glass sections pull the eye from inside to outside in one move. At the back, the terrace sits directly against the living area, with paving, grass and the overhanging roof forming a simple sequence of hard and soft surfaces.

Integrated spotlights under the canopy add a precise note at the terrace edge. They mark the sheltered zone after dark and underline the clean underside of the overhang. The setting remains spare: no excess detailing, just the relation between wall, frame, glass and ground. In a bungalow renovation to villa, that clarity matters. It is what makes the extension feel visually anchored instead of appended.

Glazing that pulls the rooms outward

Inside, the glazing continues to do the same work. Black-framed openings set against white walls keep the rooms bright and legible, while the large panes give direct views toward the terrace. The open-plan living area is organized around that connection. Sightlines pass through the interior rather than stopping at a single wall, so the house feels wider as soon as you enter the main space. The architecture relies less on decoration than on opening, framing and aligning.

A natural stone fireplace feature gives the living area a heavier point of focus. Its textured surface stands apart from the smoother walls and ceiling, and it introduces a grounded material note into the open room. Here, the open-plan living natural stone fireplace feature is not treated as a decorative insert; it anchors the room and gives the eye somewhere to settle between the glass surfaces and the lighter finishes around it. The same restraint appears in the ceiling spots, which keep the overhead plane clean.

Materials that slow the eye down

Natural stone appears again in the interior and bathroom, but each time in a different role. In the living space, it reads as a vertical feature with weight and texture. In the bathroom, it becomes a smoother field of light grey slabs that cover the walls and floor. That shift in finish changes the way the material is perceived. The bathroom feels quieter, with the stone acting as a continuous surface rather than a single accent. Glass shower walls keep the room open, and the white freestanding oval bathtub sits as a clear shape against the stone backdrop.

The bathroom is one of the clearest examples of how the renovation replaces older spatial habits with a cleaner layout. The oval bath softens the straight lines of the tiles and glass, while the pale stone keeps the room from becoming visually heavy. The composition is simple, but not plain. Every element has a defined role: the enclosure, the reflection, the floor plane and the sculptural bath. That makes the natural stone bathroom with freestanding oval bathtub easy to read in a single glance.

Light grey stone, glass and an oval bath

Seen in detail, the bathroom relies on the contrast between matte and reflective surfaces. The light grey natural stone gives the room a steady surface, while the glass shower partitions introduce transparency. The freestanding tub sits clear of the wall, which gives it space to be seen from more than one angle. No heavy joinery interrupts the view. Instead, the room is organised by surface and shape, with the stone doing most of the visual work.

The rest of the interior follows the same direct approach. White walls, dark frames and a pale floor keep the rooms open, while the natural stone fireplace and bathroom finishes bring in texture where the architecture needs it most. The house does not lean on ornament. It uses material shifts, openings and a careful sequence of spaces to turn a dated bungalow into a modern villa that feels drawn from the inside out.

An extension that changes the house from the plan outward

What makes this renovation convincing is the way the extension is absorbed into the overall composition. The new parts do not announce themselves with separate styling. They follow the same straight lines and maintain the same crisp contrast between white wall and dark opening. From the exterior, the house reads as one continuous form. From the living room, the terrace and garden become part of the room’s length. That back-and-forth between inside and outside is the quiet engine of the project.

Even the least dramatic details contribute to that effect. The wooden accents under the side overhang, the broader openings in the façade and the precise black frames all support the same idea: to replace the closed bungalow profile with a house that feels more open, more legible and better tied to its new extension. For a project built around a full makeover, that consistency is what holds the whole renovation together.

Photography: Wim Hanenberg

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