Product Q&A

Answer:

Spectracide Triazicide Once & Done Insect Killer Concentrate starts to affect insects as soon as it is applied and they contact the treated surface.  It has a residual of up to 8 weeks.  How long it takes to kill insects depending on the type, age and health of the insect, how long they spend on the treated surface and how long they spend there.  It can take a few hours to 24 or more to kill insects once dry.

Answer last updated on: 08/06/2017

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