The Making of an IGU
Ever wonder how insulated glass units are made?
In this video, Viwinco Chairman of the Board David Barnes take you inside Viwinco’s glass manufacturing facility in Morgantown, PA to see how our insulated glass units (IGUs) are made. From cutting large sheets of glass to tempering, laminating, and assembly, every step highlights the precision, technology, and craftsmanship behind Viwinco products.
Watch now to see how our glass shop produces the insulated glass units that help our windows deliver strength, energy efficiency, and long-term performance—all built to Impress the Weather.
Interested in Viwinco? Visit our Where to Buy page to locate a Viwinco dealer near you. To see Viwinco products installed, take a look at some of our past Gallery Projects!



