siding
$8.00 - $14.00 per square foot installed
Accoya Siding: Superior Stability and Lasting Protection
Accoya siding represents the cutting edge of wood modification technology for exterior cladding. Its acetylation process delivers Class 1 durability, exceptional dimensional stability, and a 50-year warranty for above-ground applications.
Why Choose This Species
50-year above-ground warranty. Exceptional dimensional stability means less paint cracking. Class 1 durability. Non-toxic process. Consistent quality.
Available Sizes
1x6, 1x8 bevel; T&G profiles; custom profiles available
Available Grades
Accoya Standard
Installation Tips
Works with standard woodworking tools. Pre-drill near edges. Compatible with all paint and stain systems.
Care & Maintenance
Paint lasts 2-3x longer on Accoya vs untreated wood due to exceptional stability. Minimal maintenance requirements.
Frequently Asked Questions
Accoya's exceptional dimensional stability means the wood swells and shrinks very little, preventing the cracking and peeling that causes paint failure on other woods.
With 50-year durability, paint lasting 2-3x longer, and near-zero maintenance, Accoya's total lifecycle cost competes with cheaper alternatives.
Yes, Accoya starts with FSC-certified wood and uses a bio-based acetylation process. It is Cradle to Cradle certified.