KLAASWOOD Vertical Grain Siding

AESTHETIC EXCELLENCE MEETS CLASS 1 DURABILITY

KLAASWOOD Modified Vertical Grain Southern Yellow Pine is a premium quartersawn product curated to meet the aesthetic desires of architects, designers, and homeowners while offering natural enhanced stability and exceptional performance. 

The quartersawn cut produces a uniform pinstripe grain appearance prized in high-end residential and commercial projects. When combined with KLAASWOOD’s modification process, the result is a product that delivers superior dimensional stability, Class 1 durability, achieving a 25+ year lifespan, and the refined aesthetic demanded by today’s design professionals.

KEY BENEFITS:

• Aesthetic Appeal
  • Uniform pinstripe grain appearance from quartersawn cutting
  • Clean, consistent visual presentation valued by architects and designers 
  • Accepts paint, stain, and color finishes for design flexibility
• Enhanced Stability
  • Natural dimensional stability from quartersawn orientation 
  • Further improved through KLAASWOOD’s modification process
  • Reduced warping, cupping, and twisting compared to flat-sawn lumber
• Class 1 Durability
  • Achieves 25+ year lifespan without chemical treatments
  • Modified to resist rot and decay
  • Suitable for exterior applications in demanding environments
• Made in USA
  • Sourced, modified, and manufactured domestically
  • Supports American forestry and manufacturing\
  • Consistent quality and supply chain reliability

APPLICATIONS:

• Exterior siding for residential and commercial
  projects
• Trim and fascia for architectural detailing
• Premium decking for outdoor living spaces
• Interior accent walls and ceilings
• Specialty millwork and custom applications