Twenty 1 WP

Twenty One is a uniquely formulated professional fly control solution designed for poultry, pig and livestock housing. The product can be sprayed or mixed into a thicker paintable emulsion, giving technicians exceptional flexibility in challenging farm environments.

Powered by Azamethiphos — the fastest-acting active on the UK market, flies are controlled within seconds of contact or ingestion. Twenty One also contains fly pheromones and attractants, drawing flies directly to treated surfaces for reliable, high-impact results.

Effective for up to 12 weeks, Twenty One is the ideal solution where speed, performance and longevity are essential.

HSE No.: 8851

Key Benefits

• Fastest kill available — Azamethiphos stops flies within seconds

• The only UK product that can be both sprayed and painted

• Long-lasting 12-week effectiveness

• Pheromone-enhanced formula attracts flies to treated zones

• Delivers immediate visible results in livestock environments