well how loud do you think it will be????? because its in the attic above my moms room. i have it in the attic on three sheets of wood rested on 2x4's then like 20" fiberglass then sheetrock and her fan is always on in her roomso i dont think shecan hear it but if someone went in the attic they would automatically look at something that sonds like zzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzz zzzzzzzz so hahahah what should i do