Idk if it breaks health code violations lol but you can also buy an electric bug lamp and put it underneath the bar if the customers can’t see. That shit works really well. https://www.amazon.com/Outdoor-Mosquito-Electric-Powerful-Waterproof/dp/B08R849QQZ/ref=mp_s_a_1_5?dchild=1&keywords=electric+bug+lamp&qid=1628272012&sprefix=electric+bug+lam&sr=8-5