Sierra Glass Block services Northern California and Northern Nevada as a Master Distributor of Pittsburgh Corning glass block and accessories, as well as an expert in prefabrication and installation of glass block for any project large or small, with over 20 years experience. Sierra Glass Block is also a distributor of wedi waterproof tilebacker and shower systems. A high quality, ultra-lightweight ceramic tile underlayment, wedi building panels consist of a closed cell matrix, providing a dense, lightweight, 100% waterproof core. Sierra Glass Block is also a proud distributor of IBP Glass Floor Systems, consisting of glass pavers, and the unique structural glass flooring and stair treads.