CLR 42 oz, Clear Pipes & Drains, dissolves sources of clogs such as oil, soap scum, shampoo, conditioners, shaving cream, toothpaste & kitchen waste, keeps drains flowing smoothly, use in sinks, toilets, showers, drains, garbage disposals & grease traps, fragrance free, safe for septic systems & all pipes, part of the EPA safer choice program.

• Monthly Build-Up Remover
• Non-toxic and safe for pipes, people and pets
• Eliminates pipe build-up at the source for maximum drainage
• Safe cleaning for your septic system
• Meets US EPA Safer Products standards