For a quarter of a century, Dealers and Distributors have relied on The Glass Block Supply Company to support all of their Glass Block needs. From loose materials to pre-fabricated windows, you can count on us to have what you are looking for.

The preferred One-Source supplier for everything you need to complete any glass block project.

  • Largest Supplier of #1 brand - Pittsburgh Corning Glass Block products
  • Fully stocked warehouse and best selection
  • Technical assistance from start to finish
  • Best value
  • Quick Quotes
  • Express Ship program

Exceeding customer expectations with premium Glass Block products selection, quality craftsmanship, and knowledgeable support staff.