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Rainwater Management and Thermal Mass in a Community-Focused Lakeside Residence

Authors:
Jeewon Kim, José Garcia, Joshua Kim
Rainwater Management and Thermal Mass in a Community-Focused Lakeside Residence

Project in-detail

Constructed with a focus on rainwater management and thermal mass, this lakeside residence integrates seamlessly into its environment while providing dedicated workspaces for artists.
5 key facts about this project
01
Designed with landscape cuts for optimal natural light and views.
02
Incorporates rainwater management systems to reduce consumption.
03
Employs thermal mass to enhance energy efficiency and comfort.
04
Features flexible workspaces tailored for artistic creation.
05
Integrates an old barn structure to provide functional tool access.

Painter's Lake House, known as "The Cave," is located on the shores of Cernostaes Lake in Latvia. It serves as a living and working space for artists, thoughtfully designed to harmonize with the surrounding landscape. The central concept focuses on integrating the structure with its natural environment, creating a balanced relationship between the built space and the outdoor setting.

Architectural Integration

The design effectively manipulates the landscape, allowing for connections between the house and its surroundings. Cuts in the terrain provide views and access to the lake, enhancing the overall experience for those who inhabit the space. From the southern approach, the building's exterior blends into its environment, offering a sense of privacy.

Functional Layout

Inside, the layout emphasizes communal areas and workshops that encourage creativity and collaboration among artists. The workshops are placed on lower levels, creating focused environments for artwork. Central communal spaces foster relaxation and social interaction, ensuring that while artists engage with their craft, they also connect with one another.

Natural Light and Ventilation

Natural light plays an essential role in the design, with windows that maximize views and sunlight. Floor-to-ceiling glass panels and skylights illuminate the interiors, enhancing both functionality and ambiance. Additionally, cross-flow ventilation is facilitated by openings in the landscape, allowing cool breezes from the lake to circulate and improve the comfort of residents.

Sustainability Strategies

The project incorporates sustainable practices in its design. The house functions as a thermal mass, helping to maintain comfortable indoor temperatures and reducing energy needs. Rainwater management is also integrated into the landscape, directing excess water flow and preventing flooding. This focus on sustainability reinforces the connection between the building and the natural environment.

Large openings frame picturesque views of the lake, drawing the outside in and making nature an important part of daily life within the house.

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MICROHOME 10: Celebrating Small-Scale Living with €100,000 Prize Fund and Kingspan’s Innovation

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Competition organisers

The MICROHOME 10 competition invites participants to submit visionary designs for off-grid, modular microhomes that push the limits of sustainable, small-scale living. Organised by Buildner in partnership with Kingspan and Hapi Homes, this tenth edition sets the challenge of designing a dwelling for two people within a maximum floor area of 25 m², encouraging bold solutions adaptable to any urban or rural location. The competition continues Buildner’s mission to foster innovative approaches to compact, energy-efficient housing that can address pressing global challenges.

This year’s edition offers a generous total prize fund of €100,000, including the Kingspan Award for designs that integrate high-performance Kingspan products and the Hapi Homes Award for a project selected for real-world construction. In addition to cash prizes, the winners gain international exposure through Buildner’s media partnerships, publications, and a dedicated MICROHOME magazine, further amplifying their ideas to the wider architectural community.

Key dates for MICROHOME 10 include the closing date for registration on 25 September 2025, the submission deadline on 29 October 2025 (11:59 p.m. London time), and the announcement of winners on 9 December 2025. These milestones ensure participants have clear timelines to develop and present their concepts, with early registration discounts available to support students and emerging designers worldwide.

MICROHOME

Design a new small-scale home concept in the 10th edition of MICROHOME — 100,000 € prize + construction

100,000 € Prize Fund / Kingpsan Edition #10 ideas COMPETITION
Prize 100,000 € + Potential realisation
Eligibility Open to all
Final registration deadline 25 September 2025

Enter an open architecture
competition now

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