check out fiberglassforums.com //content.invisioncic.com/y282845/emoticons/wink.gif.608e3ea05f1a9f98611af0861652f8fb.gifWell after my box is done im going to cover the front part of it and the side of my trunk walls with fiberglass. ordered 1gallon of resin and 10lbs. of fiberglass mat. i just wanna hear some typical mistakes so i can avoid them.