Universal’s ProWood Micro CA pressure treated lumber uses the MicroPro 
technology developed by Osmose, Inc. On March 9, 2010 the US Patent and Trademark Office issued a patent for the MicroPro technology. Wood products treated with MicroPro, including ProWood Micro CA, are sold in over 5,000 lumber yards and home centers across the US.
The MicroPro pressure treated wood process is Environmentally Preferred Product certified by the testing organization SCS and has earned Green Product Award certification from the National Association of Home Builders Research Center.
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