Tomato Can Tunnels

House of Polpa by Carlo Ratti Associati X Mutti Uses Stacked Cans as Structure

The House of Polpa Carlo Ratti Associati x Mutti is a temporary installation constructed from approximately 20,000 cans of tomato pulp. The House of Polpa Carlo Ratti Associati x Mutti forms a cylindrical tunnel spanning over 25 meters, installed beneath the portico of the Università degli Studi di Milano. The cans are supported by a steel framework that allows them to be stacked securely while remaining removable throughout the exhibition.

Visitors walk through the structure, where scent, sound, and texture reference the tomato production process. The flooring is made using resin developed from dried tomato peels recovered from industrial waste. Guests are invited to take cans from the structure, gradually dismantling it over time. Remaining cans are later donated, extending the project beyond the installation period.

Image Credit: Saverio Lombardi Vallauri

Circular Material Reuse
Repurposing industrial food waste into structural or finish materials creates new value chains that reduce disposal costs and raw material demand.
Sensory-rich Spatial Design
Immersive environments that combine scent, sound, and texture offer alternative ways to communicate brand narratives and deepen visitor engagement in public spaces.
Modular Removable Architecture
Stackable, demountable components enable temporary installations to serve multiple lifecycle functions from exhibition asset to redistributed goods.

Industries Being Reshaped

Food Packaging
Transforming single-use packaging into design elements or secondary products could shift perceptions of waste and create circular revenue streams for producers.
Exhibition and Event Design
Temporal installations that incorporate reclaimable materials can redefine cost structures by blending marketing, product distribution, and experiential storytelling.
Sustainable Construction Materials
Developing binders and composites from agro-industrial byproducts presents opportunities to lower embodied carbon and introduce biodegradable building components.
SCORE
6.3 out of 10
GENDER
50% Men50% Women
MARKETTop markets: North America, South America, Europe, Asia, Africa
GENERATION
  • Gen Alpha
  • Gen Z (primary audience)
  • Millennial (primary audience)
  • Gen X (primary audience)
POPULARITY
Popularity 55%
Activity 42%
Freshness 92%

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