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Why does wood shrink and crack outdoors?

Wednesday, June 28, 2017

Wood is a natural product and due to its innate characteristics, it shrinks as it loses moisture and swells as it gains moisture. Changes in humidity and temperature can result in warping, checking, and splitting. The development of these seasoning characteristics is normal. Applying a water repellent or stain with water repellent as soon as […]

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Actual product colour may vary from colour shown in photos.
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.

We’d like to thank you for your support of MicroPro Sienna, especially during these extraordinary times. Both COVID and recent consumer demand have put a strain on the supply chain. The wood industry has never seen anything like this. Due to the pandemic, many lumber mills and treating facilities across North America had to shut down or slow down production, but they are now cleared to get back up and running, while still prioritizing the health and safety of their teams. We are working diligently to produce more MicroPro Sienna and get it to your suppliers, but there will be delays and shortages for the foreseeable future as wood fibre remains in high demand throughout North America. We ask for your patience as MicroPro Sienna is replenished at building material stores across the country. Thank you.