Lifetime Limited Manufacturer Warranty; Three (3) Year All Hardware Finishes Warranty. Up to 4 in. for width adjustment; Wall profiles accommodate up to 1/2 in. out-of-plumb adjustment (uneven walls) 5/16 in. (8 mm) thick certified clear tempered glass; Two convenient towel bars double as handles on each panel DreamLine exclusive ClearMax water and stain resistant glass coating Lifetime Limited Manufacturer Warranty; Three (3) Year All Hardware Finishes Warranty.