The Pittsburgh Corning Promise
The comprehensive variety of patterns, styles and sizes available have been designed to work together in your projects as a total system. Pittsburgh Corning stands behind all glass block units when used exclusively with Pittsburgh Corning accessory products by offering a limited five-year warranty.

Pre-assembled Windows
Security with over 50 years of proven performance, your Glass Block panels are available pre-assembled with professional craftsmanship. Masonry & Glass Systems can help answer all of your questions and offer professional assistance and quick, easy installation. You can choose standard or custom sizes, with or without ventilation.

Since 1937 Pittsburgh Corning has been the “glass block authority”. No other line of glass block comes in as many styles and sizes and is as reliable and widely available. Intruders like basement windows because they’re easy to break or pry open and are often shielded. Reduce the threat of forced-entry by installing pre-assembled Glass Block windows from Masonry & Glass Systems. Applications such as bathroom and kitchen windows are ideal for pre-assembled panels.

Save Energy With Low Maintenance
Masonry & Glass Systems Glass Block windows eliminate the need for storm windows and reduce the energy required for heating and air conditioning.

With Pittsburgh Corning Glass Block Windows from Masonry & Glass Systems, you can forget about painting, caulking and puttying. There’s nothing to peel, rot or rust. To clean, simply hose the outside and wipe the inside lightly with a damp cloth.