Quote Originally Posted by Trackstrong83 View Post
I'm building my rack today, it's going to use back heat and its enclosed on 3 sides, only the front will be open. With I hope will hold in heat great
If you find that your ambient temp or cool side aren't warm enough, you could try adding a plexiglass door on the front. I simple hinge and latch with many holes drilled in it will help hold in more warm air. Post pics too!