So here's my setup. 1x1x2m tent with 4x CXB3070 COBs and 320 lm561 SunBoard, 4" extraction fan with carbon filter, passive intake, 150W infra-red floor heating for the coldest winter days.
Veg takes place in a wooden box of 60x80x80 cm equipped with 6 SunBoard rigid strips with 96 lm561 chips...