reflector. low budget grow

im using a pc case i built myslef, and im wondering instead of mylar could i line it in sheet metal

ye the metal should do grand or just get sum plain white peices of paper that will do the job too..

sweeet, goodlooks

You can go to walmart or any sporting goods store and go the camping section and get a couple of those emergency blankets, they are very reflective, easy to cut, and only a couple of bucks.