CLR® Pro Septic Treatment

CLR Industrial Strength Septic System Treatment works instantly and can be poured down any drain (not just the toilet). It can be used in systems that hold up to 1500 gallons. The CLR Industrial Strength Septic System Treatment comes in three different sizes (1 gallon, 5 gallon, and 55 gallon), making it perfectly suited for both home and industrial environments.

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