RPS 002 55 gal. Clay Stabilizer is manufactured specifically for the soil stabilization of Enviro-Bricks, Earth-Bricks and building contruction products. This is a more specific blend for high clay content soils and is adjusted based on soil analysis for maximum structural strength, controlling clay expansion and contraction concerns, waterproofing and long term durability. NOTE: For Volume Orders, Please Ask Your Distributor For Discount Prices.