I don't know of any product that has a lasting effect on insects like wasps the spray I use at my ranch shop is temporary I think periodic inspection/cleaning is your best bet. JMHO
__________________
Retired Navy
Jake my sidekick (yellow Lab) 10/04 - 05/20
2017 RAM 2500 CC 4X4 Cummins Diesel
2016 Flagstaff 26 FKWS
AF&AM & El Korah Shrine of Idaho
|