*im not saying discontinue the fogger for good, just until you figure out the problem.

Also with the discontinued use of the fogger make sure your root zone is not drying out completely (Roots will not survive in dry conditions)

...lets see some more pictures! more detailed pictures of your set up and maybe a quick shot of inside your res. your kind of leaving us in the dark on what method of hydroponics you are using. sounds to me like a foggoponics//ebb-n-flow//dwc cross haha
Terps Reviewed by Terps on . Creepy problem!! Take a look----Newbie asks," N difficiency, too hot for tops (with low heat LCD), or over-feeding? Your Equipment: .1) Type and wattage of lights. Advanced LED panel 3 Watt .2) Distance from tops? 8-10 inches .3) Reflector type? Enclosed LED panel .4) Is there a consistent fresh air supply? Yes .5) Do you have an exhaust fan and a circulation fan? Yes Rating: 5