Preston from Van Buren, Mo writes
I was looking at killing wasps as well as spiders is there another residual that would work better.
The biggest difference between Onslaught FastCap and Onslaught is the Onslaught Fastcap is a one of a kind formulation made of Exponent brand synergist, Esfenvalerate, and Prallethrin. It offers an even quicker more intense knockdown.
Answer last updated on: 04/22/2016