MicroPro Sienna® Warranty Information

MicroPro Sienna brand wood products produced and used in Canada are backed by the MicroPro Sienna Residential Limited Warranty for first owners against structural failure caused by fungal decay or termites.

Timber Specialties MicroPro Sienna® Residential Limited Warranty

MicroPro Sienna Treated Wood products are produced by independently owned and operated wood preserving facilities.
MicroPro, MicroPro Sienna, and Cut-N-Seal are registered trademarks of Koppers Performance Chemicals Inc.