cockroach gel Pest control chemicals pesticide bedbugs cockroaches mosquito rat termite lizard control chemicals and equipment dealer COCKROACH GEL Cockroach Lizard Gel is a one-step solution to disinfecting your house. A fast-acting and instant household and furniture insecticide, it comes in a liquid gel form which can be applied to floor, walls, corners and furniture. 3 to 4 drops of Cockroach Gel should be applied per square meter to obtain best results. For Indoor use only.