• They look as beautiful and natural as wooden door but don’t need the maintenance • They have a tough coating that is guaranteed for ten years • They are light and strong • They have a structural guarantee that lasts for five years • They can be coated in a wide range of coloured and textured finishes including incredibly realistic wooden looking styles • Aluminium windows from the UTENCH ranges of swing and sliding WINDOWS are finished in a wide range of coloured and wooden looking tough coatings that are guaranteed for several years. • Requiring virtually no maintenance, our beautiful ranges of classic, contemporary and modern aluminium window only need a periodic wipe down to keep them looking as good as new. • Unlike wooden windows aluminium window don’t discolour, rot, warp, crack, dry out, soak up water, or noticeably expand and contract.