Drain Fly Control

Small fuzzy moth-like flies that breed in the gunk lining drains, floor drains, and sewage lines.

Identification

1/8 inch, gray-brown, moth-like body, weak fluttering flight.

Biology

Larvae live in the biofilm inside drains. Egg-to-adult in 8–24 days.

Behavior

Rest on walls near drains.

Health Risks

Not disease vectors, but heavy populations trigger allergies.

Property Damage

None.

Signs You Have a Problem

  • Small moth-like flies at bathroom or utility sinks
  • Flies emerging from a floor drain

Our Inspection Process

Our licensed technicians perform a thorough interior and exterior inspection to confirm drain flies activity, identify harborage, moisture, and food sources, and map entry points. Findings are documented with photos and a written treatment plan tailored to your Hudson Valley, NY home.

Treatment Process

Bio-remediation drain foam breaks down biofilm; adult knockdown with contact spray; repeat after 2 weeks.

Integrated Pest Management

Urbanxterminator uses Integrated Pest Management (IPM) for drain flies: inspection, monitoring, sanitation guidance, mechanical exclusion, targeted low-impact products, and follow-up verification. We prioritize methods that are effective for you and your family while minimizing environmental impact.

Prevention Tips

  • Weekly enzyme drain cleaner
  • Run rarely-used drains
  • Repair leaks under sinks

Frequently asked questions

Will bleach solve it?
No — bleach doesn't remove the biofilm. Enzymes do.

Related Services

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