any substance that, for a reasonable length of time, will prevent the development and action of wood-destroying fungi, borers of various kinds and other harmful insects that deteriorate wood after the wood has been properly treated with it; also wood preservative.
Millwork Definitions
PRESERVATIVE
We fabricate any type of architecturally specified wood. To help you get your bearings – there are a thousand definitions in our guide here. Contact us to have the custom pieces made to order in any species you request.