Selective valve caps 8.2 mm for green entrances Asian Hornet trap Velutina Trap

Selective caps with a passage size of 8.2 mm, which you can attach to the green entrances for the Asian hornet trap Velutina Trap (#8563). This makes the trap selective and only Asian hornets can enter the trap, while European hornets cannot or hardly can. Of course, smaller insects can still enter the trap but they can get out again! Set of 4 pieces.

When ordering this product, you will receive four selective caps, intended for the Asian hornet trap Velutina Trap (#8563).