White wall-mounted gas boiler with circular dial and vent slots

A rectangular white boiler is mounted on a light wall with soft natural light from a window behind it illuminating the residential interior. The unit features three ventilation grilles and brass connection ports at the bottom, with a silver circular dial serving as the primary control element.

This exact heating unit's front panel in sharp focus showing its minimalist design elements, metallic accents, and control interface against a soft-focus blurred contemporary interior background.