Nisus manufactures AWPA standardized, non-restricted use wood preservatives.
QNAP®8 Copper Naphthenate is an oil-borne preservative with proven performance and superior environmental profile. QNAP2 is an end-cut and field-cut treatment product.
Cellu-Treat® Liquid Borate DOT is used in pressure or dip treatments to prevent decay during air seasoning. Cellu-Treat is used in dual treatment protocols or with BTX Drill and Inject method.
All products are used for utility poles, pilings, crossties, and bridge ties and timbers.