Natural plant-based drain gel that kills and prevents drain, fruit & sewer flies. Safe for septic systems. Ideal for sinks, pipes & drains.

Keep sinks, pipes, and drains free from flies with Nature’s Dome Drain Fly Killer Gel in a convenient 1-gallon size. This natural, plant-based gel is designed to help kill and prevent drain flies, fruit flies, and sewer flies at the source by breaking down the organic buildup where insects breed. The thick, clinging gel coats drain walls for extended contact, supporting effective pest control and long-term prevention. Safe for pipes and septic systems when used as directed, this eco-friendly formula also helps eliminate odors naturally. Ideal for heavy-duty use, commercial environments, or refilling smaller containers for ongoing drain maintenance.