With Its Anodized Aluminum Profiles And Impressive Guide Rails, 5/16-Inch Clear Glass And Convenient Towel Bar Handles The Duet Bypass Tub Door Is The Right Answer For Your Tub Door Project. Both Doors With Convenient Handles Slide Effortlessly On The Perfectly Engineered Guide Rails Allowing For Bathtub Entry On Either Side Of The Tub. The Smart Design Of This Bypass Tub Door Also Allows For Out-Of-Plumb Adjustment Of Up To ½-Inch On Each Side Of The Door. The Top And Bottom Guide Rails Of This Door May Be Shortened By Cutting Up To 4-Inch To Fit Required Installation Space.