Amendment No. 4 corrects errors in the latest edition of NZS 3640:2003 following the incorporation of Amendments, 1, 2 and 3.

NZS 3640:2003A4
Original price was: $201.00.$100.00Current price is: $100.00.
Chemical preservation of round and sawn timber: Amendment 4
Standards New Zealand , 03/21/2007