The strongest national brand. 25% more active ingredients (Than the leading national brand). Clears block drains fast. Safe on all pipes and septic systems. Risk free double guaranteed. Details on back. 100% satisfaction or it's free (Money back upon proof of purchase). Give this bottle to your Roto-Rooter service tech & receive 10% off. Your next service call (Up to $10. At participating locations only). Roto-Rooter – The strongest National Brand: Roto-Rooter is a complete line of powerful and fast acting drain and septic care products. providing best-in-category performance, and safe for all types of pipes and septic systems. When you want professional results, demand Roto-Rooter. Roto-Rooter Gel Clog Remover: Starts working immediately to clear blocked drains fast! Maximum strength gel formula, with 25% more active ingredient (Than the leading national brand), powers through standing water to remove all types of stubborn clogs, hair, soaps scum and grease. Contains no phosphorus. Go to www.rotorooter-products.com or call 1.888.334.4890 for details, questions or comments about this product. 800-Get-Roto; Rotorooter.com.