The Glass Block Supply Company has built a solid reputation as a dedicated glass block supplier and has been successfully serving the commercial and residential construction and remodeling industry for more than 30 years. As one of the largest providers of premium glass block products and accessories for homeowners, dealers and distributors we continue to expand our services to meet customers’ needs. Used in mortar applicationsProvides support to standard glass block panels and walls.Hot Dipped Galvalnized after fabrication /Zinc Coated.20 guage perforated strips.