On Sun, 2 Sep 2018 17:33:59 -0700 (PDT), Andy
wrote:

I have a big problem with red jackets making nests in my gas grill.

I would prefer to not spray wasp poison in my grill.

Any other methods?

Maybe a home made hornet killer?

thanks,
Andy

You mean like this?

http://gfretwell.com/wildlife/Glorias_hornet_nest.jpg