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Product / Material system

The cooling event happens in the material.

Three components, one passive sequence, no refrigerant anywhere on the facade.

3
−12°C
≈0.63 kWh/L

Product architecture

A ceramic skin that cools before heat gets in.

A modular rainscreen tile combines porous ceramic, a capillary wick and a standard rail cassette.

  • 01

    POROUS FACE

    Micro-grooves spread water across the sun-facing surface, holding an even film where the solar load lands.

  • 02

    MINERAL WICK

    Capillary channels distribute water without high pressure, so the system runs on gravity and material, not pumps.

  • 03

    RAIL CASSETTE

    A dry-mounted rear module fits familiar facade practice and stays reversible for maintenance or retrofit.

  • No refrigerant
  • No facade compressor
  • Dry-mounted module
Exploded view of the NIVAL assembly: porous ceramic face panel, mineral wick layer, and black rail cassette
Fictional product visualization; components shown for communication.

How it works

Water travels. Heat leaves.

A passive thermodynamic sequence in three material actions.

01

CAPTURE

A low-flow feed wets the mineral wick along the top of each cassette.

02

SPREAD

Capillary grooves create an even film across the whole ceramic face.

03

RELEASE

Evaporation removes heat at the surface, before it reaches the envelope.

≈0.63 kWh

Thermodynamic potential; actual performance varies with climate, water quality and system design.

The proof case

The facade stays cooler when demand peaks.

60504030201008:0010:0012:0014:0016:0018:0020:00−12°C
  • Conventional facade
  • NIVAL facade
−12°C
−28%
0

Illustrative simulation for a speculative portfolio concept; not a certified test result.

Where it goes

One system. Three facade conditions.

New build, retrofit and solar control share the same panel, wick and rail logic.

See applications