Baltimore Chemicals Wholesale 4230 Boston St Spectra-Glaze Block is a lightweight, modular concrete block with a permanent glazed face on one or more surfaces integrally bonded to the base block. Baltimore MD Chemicals Wholesale Burns and Russell Co www.spectraglaze.com Spectra Glaze Spectra-Glaze Block Masonry Mason Sound CMU Tile Brick Concrete ASTM C 744 Construction Architect Architectural Spectra Glaze Spectrum Imperial Trym Saver Acoustical Soft Corners FP Corners Color Spectra Glaze Spectra-Glaze Block Masonry Mason Sound CMU Tile Brick Concrete ASTM C 744 Construction Architect Architectural Spectra Glaze Spectrum Imperial Trym Saver Acoustical Soft Corners FP Corners Color Business Reviews Burns and Russell Co Testimonials