Although it is likely that closing up the trailer for that amount of time in extreme heat would probably kill anything inside, we cannot be sure. Therefore, we'd recommend waiting the suggested 14 days a nit can survive off of the human head.
This content is not intended to be a substitute for professional medical advice, diagnosis, or treatment. Always seek the advice of your physician or other qualified health provider with any questions you may have regarding a medical condition. Never disregard professional medical advice or delay in seeking it because of something you have read on this website.
Claims based on traditional homeopathic practice, medical evidence not accepted. Not evaluated by the FDA.