The Benefits

For the past 15 years, extraordinary European and world renowned architects and designers have relied on Thermory to provide the ultimate expression of excellence for their exterior cladding projects. With unsurpassed stability, performance and rot resistance, combined with its captivating beauty and elegance, Thermory truly sets the benchmark for both thermally modified hardwoods, and exterior hardwoods alike.


1 x 6 (.79” x 5.9”) Tongue & Groove Profile

1 x 6 (.79” x 5.6”) C20 Profile w/channel groove

1 x 6 (.79” x 5.6”) C23J Profile w/ channel groove — made for PaCS (Press and Click Strip) System

1 x 4 (.79” x 3.5”) Tongue & Groove Profile

Custom Profiles available

Proven Technology

  • Perfected European thermo-treatment technology

  • Experience in use for over 15 years in Europe and Japan

  • Over 60 million feet in existing applications

Color & Beauty

  • Rich and exotic color through full thickness of the wood

  • Finishes like any other natural wood product

  • Variations in color are natural 

  • Paintable 


  • Rearranges cell structure to reduce movement related to moisture

  • 7x less likely to warp, check, bow, cup, twist, expand or contract

  • Exceeds stability standards and relative humidity ASTM testing 

  • Reduces combustibility (Class B fire rating)



  • Class 1 durability

  • Removes wood sugars for 25+ years resistance to rot & decay


  • Chemical-free thermal modification process

  • Sourced from well-managed American forests

  • No rain forest wood


  • Easy on tooling

  • Lighter weight

  • Non-toxic dust

  • Smooth & splinter-free

  • Machines beautifully

  • Disperses heat (No hot feet)