American Wood Preservers Association:
www.awpa.com
American Wood Preservers Institute:
www.preservedwood.com
Everlast Synthetic Products www.everlastseawalls.com.com
Everlast Synthetic Products
www.everlastseawalls.com.com
Martin Piling & Lumber Co. 251 Monroe Ave, PO Box 340 Kenilworth, New Jersey 07033-0340