The Glass Block Warehouse, family-owned and operated since 1987, is Central Ohio's oldest and only glass block window company licensed by the City of Columbus as a Home Improvement Contractor. Specializing exclusively in glass block, we install windows for basements, bathrooms, garages, and more, ensuring top-tier expertise and attention to detail. Our products include custom glass block windows, air vents, dryer vents, and assembled units for DIY and contractors. Fully licensed, bonded, insured, and backed by worker’s compensation, we deliver quality and peace of mind for all your glass block projects.