Grade A Teak  is the mature "heartwood" from the center of the tree, rich in natural oils and rubber that prevent rot for 50+ years. Grade C Teak  is the outer "sapwoodit is soft, lacks protective oils, and often rots within two years in the UK climate . For durability, always choose Grade A Teak Garden Furniture . If you have spent any time researching garden furniture , you have likely noticed a confusing price disparity. You might see a "teak" bench for £300, while a simil