This series provides the best of both worlds, heavy 3/8-inch glass, and adjustability for out-of-plumb wall conditions. The wall jambs on each side of the shower door opening provide adjustability. The door can be installed on any shower base type including fiberglass. Knowledgeable do-it-yourself skills or expert installation is recommended. Ensure your measurements are precise and that finished wall material is in place before measuring for your shower door. At Basco Shower Enclosures, their goal is to create a remarkable experience for you. Because the shower is everything, their team of design engineers and precision craftsmen create a comprehensive family of shower enclosures they’re proud to brand with the Basco name. they make the selection of your shower door easy and offer helpful and responsive customer service to answer all of your questions. All Basco shower enclosures are backed by a limited lifetime warranty.