Ortho® - Wasp B Gon Max® Foam Wasp Repellent 

• Quickly stuns and kills wasps, yellow jackets and hornets.
• Spraying residual insecticide kills insects that return to the treated nest
• Powerful yet quiet spray, free of CFCs and hydrocarbon propellants.
• Continuous spraying saturates the nest, 400g

The best time to spray the nest is early in the morning or early in the evening when the air temperature is cooler, most insects are in the nest, and there is little activity around the nest opening. Spray only if the air is calm.