Greenstone American Bungalow Arbor This arbor features gently curved header and elegant trellis sides Protected planter guard white stain will improve weatherability and beauty of the wood Preassembled side panels and easy-to-follow instructions make installation a breeze No old growth lumber used to make our wooden garden arbors Exterior dimensions are 83 By 59 By 30-Inch, interior width is 40-1/2-Inch