Botafogo House by o2 Arquitectos

Nestled beside a stud farm and surrounded by a walnut grove, Botafogo House is a contemporary residential project by o2 Arquitectos located in Romeral, Maule Region, Chile. Positioned on a gentle hilltop, the house establishes a strong dialogue with its rural surroundings while reinterpreting the vernacular architecture of southern Chile through a modern, minimalist lens. Completed in 2023, the 216-square-meter wooden house responds to both landscape and lifestyle, balancing functionality, warmth, and flexibility.

H2, Rural Context and Architectural Concept

Inspired by the traditional agricultural sheds of southern Chile, the design draws from simple forms, honest materials, and climatic efficiency. Rather than replicating vernacular architecture literally, o2 Arquitectos abstracted its essence: clarity of volume, material authenticity, and strong indoor, outdoor relationships, adapting these principles to contemporary domestic needs.

The client’s brief required a house capable of accommodating different modes of living: functioning comfortably for a single resident while easily transforming into a family home for visits from children and grandchildren. This duality informed a layout that is both intimate and expandable, offering spatial flexibility without compromising cohesion.

H2, Central Access as Spatial Organizer

At the heart of Botafogo House is a large central access space that operates simultaneously as an entry hall, mudroom, and covered terrace. This multifunctional zone acts as the architectural hinge of the house, connecting two distinct wings while reinforcing a strong relationship with the surrounding countryside.

Large wooden sliding doors, extending across the entire length of this central space, open fully on both sides. When opened, the house dissolves into the landscape, allowing uninterrupted views, cross ventilation, and a seamless transition between interior and exterior living. This gesture transforms the access hall into an extension of the outdoor environment, reinforcing the rural character of the site.

H2, Programmatic Layout and Spatial Organization

The house is predominantly organized on a single level, enhancing accessibility and reinforcing a sense of continuity throughout the interior spaces.

One wing contains the common living areas, including the living room, dining area, and an integrated kitchen. These spaces flow naturally toward the master suite, which includes a private office and a walk-in closet, creating a calm and functional retreat.

The opposite wing houses the guest area, comprising two bedrooms, two bathrooms, and a loft space accessed from the mudroom. This configuration allows guest areas to function independently while remaining visually and spatially connected to the rest of the house.

The entire program is contained within a single, clean architectural volume without eaves. Strategic volumetric intersections carve out generous window openings that rise to the ridge height, flooding the interiors with natural light and reinforcing a sense of openness and spatial generosity.

H2, Materiality and Timber Construction

Wood is the defining material of Botafogo House. The structure and exterior cladding are constructed entirely from locally impregnated pine, emphasizing sustainability, regional sourcing, and material continuity.

Internally, raw pine wood clads the walls, while planed tongue-and-groove pine is used for the ceilings, creating a warm, tactile atmosphere throughout the home. Exposed beams further reinforce the structural logic and celebrate the material’s natural expression.

The exterior wooden cladding is installed as a ventilated façade, improving thermal performance and providing effective protection against moisture. This passive construction strategy enhances durability, energy efficiency, and long-term comfort, extending the lifespan of the house while reducing maintenance demands.

H2, A Sustainable Contemporary House in the Chilean Landscape

Through its restrained form, efficient layout, and honest use of materials, Botafogo House demonstrates how contemporary residential architecture can remain deeply connected to local traditions and environmental conditions. The project reflects a thoughtful balance between rural identity, sustainable timber construction, and modern living, resulting in a house that feels both timeless and rooted in place.

Project Details

• Project Name: Botafogo House
• Architects: o2 Arquitectos
• Location: Romeral, Maule Region, Chile
• Area: 216 m²
• Year: 2023
• Photographs: Tom Alarcón
• Lead Architects: Daniella Rufin Diaz, Gonzalo Calvo Cruz

All photographs are works of Tom Alarcón