How to Make Your Own 4′ x 4′ Reflector for $8 September 3, 2015 By Eric Reagan [youtube https://www.youtube.com/watch?v=BJO9IZPQnKM&w=700&showinfo=0&rel=0] In this video from Jay P. Morgan at The Slanted Lens, we learn how to make a great 4′ x 4′ reflector with a silver and a white side using an $8 sheet of foam insulation sheathing. [via ISO1200]