DreamLine Aqua 56-60 in. W x 58 in. H Frameless Hinged Tub Door with Extender Panel in Brushed Nickel, SHDR-3148586-EX-04 Model Size: 56-60 in. W x 58 in. H; Walk-In Opening: 27 in. (in a 60 in. opening); Quality 1/4 in. (6 mm) thick ANSI certified clear tempered glass Configuration: Stationary Panel with Swing Door and Extender Panel; Extender Panel attached by U-channels Wall profile allows up to 3/8 in. adjustment for out-of-plumb; U-channel allows up to an additional 1/2 in. adjustment for width or out-of-plumb Stationary panel requires a Support Arm for additional stability; Hardware Finish: Brushed Nickel; Reversible installation Product Warranty: Limited Lifetime Manufacturer Warranty; Professional installation recommended