Accoya® welcomes expanded long-term coating warranty program from Sansin - Accsys Technologies PLC
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Accoya® welcomes expanded long-term coating warranty program from Sansin

June 30, 2026

New 15-year coating warranty highlights the value of tested, long-term coating performance on Accoya®

Accoya®, the world-leading high-performance acetylated wood, welcomes the introduction of a new limited coating warranty program from The Sansin Corporation, offering up to 15 years of coating performance coverage on Accoya when finished using Sansin’s recommended Precision Coat KP-System and applied through approved factory finish partners.

The announcement follows more than 10 years of third-party outdoor exposure testing, reinforcing the long-term coating performance possible when advanced coating technologies are paired with dimensionally stable, high-performance wood substrates.

Accoya’s acetylated wood technology permanently enhances sustainably sourced wood, delivering exceptional durability and outstanding dimensional stability. By significantly reducing swelling and shrinkage compared with traditional wood species, Accoya helps minimize stresses that can contribute to coating deterioration over time, supporting long-lasting appearance and reduced maintenance.

“Long-term coating performance is influenced by both coating technology and substrate stability,” said John Alexander, Group Commercial Director. “Accoya’s dimensional stability provides an excellent foundation for exterior coating systems, and we welcome coating manufacturers and finishing partners who continue to invest in testing, validation and long-term performance solutions for Accoya.”

The new warranty offering from Sansin reflects a growing focus within the exterior building products industry on complete performance systems, where substrate and finish work together to support long-term durability, aesthetics and maintenance performance.

For architects, manufacturers and homeowners, coating system validation can provide additional confidence in applications where finish durability and long-term appearance are essential.

Accoya is used globally across demanding exterior applications including cladding, decking, windows, doors and millwork, where durability, stability and reduced lifecycle maintenance are critical.

Accoya supports a broad network of coating and finishing partners worldwide and continues to encourage independent testing and performance validation that helps customers make informed specification and finishing decisions.

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