Lifewood® CCA pressure treated timber is protected from rot, fungal decay and termite attack with Chromated Copper Arsenate, commonly known as CCA and backed by a 50 Year Limited Guarantee (conditions apply, ask your retailer for details). CCA timber preservatives are the most widely used timber treatments in the world and have been used effectively to produce durable and economical outdoor building products for over 60 years. CCA pressure treated timber is also available specifically for use in marine exposure such as marine piling and jetty applications.