Blend durability, sustainability, and design flexibility.

Steni Colour Composite Stone Panels
Steni Vision Custom Composite Stone Panels
Steni Nature Composite Stone Panels
Steni Vision Standard Composite Stone Panels

Long-Term Performance of Steni Composite Stone Panels

Proven unmatched durability backed by an industry-leading 60-year warranty.
  • Engineered to withstand extreme environments
  • Moisture absorption: best in class (0.5% after 24-hour submersion)
  • Industry Leading Warranty: 60 years on product, 15 years on color retention
  • Resistance: No delamination, efflorescence, or picture framing
  • Non-porous: Easy to clean and remove graffiti
  • Fire safety: NFPA 285 compliant, Class A rated

Versatile Design Options of Steni Composite Stone Panels

Design versatility for every architectural style.

Steni Colour

  • Over 60 standard colors (Steni Colour)
  • Match almost any NCS or RAL color
  • 3 gloss levels: Matt, semi-matt, and high gloss

Steni Nature

  • 12 natural stone colors
  • Choose from 4 surface grades—from fine to coarse

Steni Vision

  • Fully customizable façade printing
  • Use patterns, photography, or branding to create one-of-a-kind surfaces
  • Incorporate branding, wayfinding, or local art onto the façade design.

Ideal for Public Buildings, Schools, and Creative Projects

Engineered to excel in high-traffic or urban settings.
  • Civic buildings
  • Educational campuses
  • Healthcare facilities
  • Transit and infrastructure projects
  • Multi-family
  • Creative commercial façades

Sustainability and Long Lifecycle of Steni Composite Stone Panels

Earn LEED points and achieve a smaller carbon footprint.
  • Made up of approximately 70% naturally occurring materials
  • Lowest in class manufacturing carbon footprint
  • Electron-beam cured finish with no solvent emissions
  • Designed for a lifespan of over 60 years
  • Panels can be upcycled or reused in future projects

Constructability of Steni Composite Stone Panels

Lightweight and incredibly versatile in the field.
  • Six times lighter than GFRC and Terracotta
  • Easy to cut and radius on-site, with no need to seal edges
  • Suitable for unsupported returns up to 6 inches.
  • Can be used for soffits and even at-grade applications

Value Upgrade, Not Value Engineering

Avoid compromises in the name of cost-cutting.
  • No need to sacrifice performance or aesthetics to stay on budget
  • Competitively priced in both face-fixed and concealed systems
  • Reduced damage on-site means less over-ordering and lower waste
  • Lightweight construction = savings on subframes, transport, and labor
  • Delivers long-term value without compromising design intent

Steni offers a true value upgrade, not a downgrade disguised as a VE solution.

Build smarter. Design freely. Specify Steni Composite Stone Panels.

Up to 40%
Less moisture absorption¹

6x
Longer warranty²

3 – 6X
Lighter than GRFC, UPHC, Terracotta³

60-Year Warranty

Low carbon footprint

Bespoke printing options

huge color range

¹ Versus High Density Fiber cement (x93) , GFRC & UHPC (32-46 times)
² Compared to the industry average (@ 10 years)
³ Versus GFRC / UHPC / Terracotta (@ 6.9 – 11.8 pounds per SF)

Have questions about Steni Composite Stone Panels? Contact us. We’re happy to answer any questions you may have.