Supreme Perlite, established in 1954, is a leading manufacturer in the Pacific Northwest, offering a comprehensive range of expanded perlite products. Our perlite is characterized by its natural, sterile, and ultra-lightweight properties, making it ideal for various applications. From gardening, horticulture and construction to industrial and agricultural uses, our diverse product line caters to a wide range of needs. With multiple particle sizes, densities, and package formats available.