We recommend using Alexander Rose Timber Treatment Plus to maintain the look of your Mahogany furniture. MAHOGANY: A superb & traditional hardwood for producing excellent garden furniture. Mahogany is world renowned for being extremely tough & impact resistant, which is due to its inner dense structure giving it unbeatable strength. The expected durability of mahogany is over 12 years. Alexander Rose carefully select the finest responsibly sourced FSC timber from the forests of the Congo in Central Africa to create their furniture. Mahogany is typically a pleasing red/pink/brown colour which will change with age. To maintain the original appearance of your mahogany garden furniture we recommend using Alexander Rose ` Timber Treatment +` and/or ` Timber Sealer`.