Reckitt Benckiser 80307 20.7 Oz Rid-X Septic System Cleaner Reckitt Benckiser 80307 20.7 Oz Rid-X Septic System Cleaner Features:; Rid-X Septic System treatment contains billions of 100% natural active bacteria and enzymes that have been scientifically proved to digest household waste; By adding Rid-X, you restore the delicate balance of beneficial bacteria and enzymes that are needed to help keep your system operating at full efficiency; Scientifically proven to breakdown household waste; 20.7 oz