After thorough testing, we have recommended Good Knight Activ Plus liquid repellent system, as an effective protection against mosquitoes. It is no surprise then, that we suggest the refill of the same brand, for the same reasons.
This money saver pack contains two Good Knight+ Refills.
Active chemical in the liquid is Transfluthrin 0.88%. You can read our article about Transfluthrin and vaporizers to get more information.
The Activ+ refill contains a high caliber porous wick with consistent flow.