This vintage A.P. Green refractory fire brick is an antique industrial salvage piece that showcases the craftsmanship of the late 19th century. Made from a mix of alabaster, mixed materials, and fire clay, this green brick is a unique find for collectors and enthusiasts of architectural antiques. With its embossed design and reclaimed status, it adds character and history to any space, making it a valuable addition to any collection or project.