I have this: http://www.amazon.com/gp/product/B001UV6P9I/ref=s9_simh_gw_g86_i2_r?pf_rd_m=ATVPDKIKX0DER&pf_rd_s=desktop-1&pf_rd_r=112AM6WWZ4NRRYPMPYTM&pf_rd_t=36701&pf_rd_p=2079475242&pf_rd_i=desktop
Would it be to my benefit to add foil/Mylar in the fold above the bulb to reflect the light down?