They use a non-toxic protein-based bait that lures 20,000 flies through a turret into a three-litre trap they can't escape. The smell of the flies will also attract other flies, who will enter the machine and be promptly zapped. In addition to being effective, ultraviolet zapping machines are also humane – after all, you’re just drowning the flies, not zapping them with poison.

So next time you see a fly buzzing around, just grab a bowl and put together your very own indoor fly trap! Ultraviolet Zapping Machines If the spillage is large, get a plastic bag and fill it with the contents of the spillage. Then, dispose of it. These flies are lured to the smell of stinky, rotting substances that they find in these places, and they lay their eggs in them. The big bag fly trap uses this fact to its advantage.Fly Bag is an ecological cover for fighting flies, which can be used in any location with a large population of flying insects.

And since they don’t use any chemicals, they’re safe to use around food and animals. So if you’re tired of dealing with pesky flies, an ultraviolet zapping machine may be just what you need. Carnivorous Plants Slit the bag and drain in to a compost or garden bed, dead flies are rich in nutrients and so will add to the compost

Simply hang the trap outdoors, upright, from the tie attached to the lid, away from people (for example, the farthest corner of a garden).