Timothy from Maryland writes
Both products are extremely similar in the sense that they have will have a 30 day residual outdoors & will need to be applied with an IGR for best control. However, permethrin is oil based while D-Fense SC is water based. We would also recommend looking over our mosquito guide for tips on controlling mosquitoes.
https://www.domyown.com/how-to-get-rid-of-mosquitoes-a-493.html
Answer last updated on: 08/04/2022