Twenty One Fly Killer

A rapid and long lasting fly killer specially formulated for animal housing.

£101.08 inc VAT (Excl VAT:   £84.23)

In stock


Twenty One 1kg is a uniquely formulated product for professional use against flies in poultry, pig and livestock housing. The only product that can be diluted in water and sprayed onto walls, ceiling or floors of cowsheds, stables, piggeries, poultry sheds, waste management sites and other agricultural environments. Or mixed into a thicker emulsion to be painted onto boards and hung. Contains fly pheromones and attractants that lure the flies to the treated area for fast and effective control.

If correctly applied as instructed, Twenty One fly killer can be effective for up to 10 weeks.

10% Azamethiphos


Delivery is free on orders over £400 (excl VAT).

Non-hazardous orders under £400 (excl VAT), will incur a delivery charge of £6.50+VAT.

Hazardous orders or those that must be delivered on a pallet will incur a minimum delivery charge of £50+VAT. palletized orders are delivered on a 2-3-day service as standard and will need to be signed for upon delivery.

Orders placed before 4pm we will aim to dispatch the same day on a next working day delivery service.

Orders placed after 4pm on a Friday and across the weekend will be shipped at the earliest time the next working day. As all products are not guaranteed to be in stock, our standard delivery is a 2-5-day service (excluding weekends and bank holidays)

Please note, we only deliver to UK mainland addresses at our standard rates, Deliveries to other parts of the UK are possible by prior arrangement, with costs being notified in advance. These locations are charged at cost price.