Product Overview
Red Flint Sand and Gravel water filter sand is composed of sub-angular, hard, durable, and dense grains of predominately siliceous material. Extracted from a clean glacial sand deposit, Red Flint Sand and Gravel ’s physical properties make it among the finest available in the world for filtration applications. Red Flint water filter sand is washed, kiln dried, and screened to meet EXACTING specifications with strict adherence to quality control.