Cockroaches are fast, hard to kill, and get into everything.They can also be a health threat. Habits and high reproductive rates of pest cockroaches can lead to large populations spreading disease organisms, contaminating food, causing allergies, and even worsening asthma.
The new Richgro range of Ant, Spider & Cockroach Killers have Permethrin as an active. It is a synthetic, man-made insecticide, whose chemical structure is based on natural pyrethrum. The so-called pyrethroid insecticides were developed to match or exceed the effectiveness of natural pyrethrum but be more stable in sunlight. Permethrin is a popular insecticide and widely used in a number of ways to control insects.