Reflective Chart:
Material Reflectivity
Black Less than 10%
Aluminium Foil 55-70%
Semi-gloss White Paint 60-70%
White / Black / White Film 70-85%
Flat White Paint 75-80%
Polystyrene Foam Sheeting 75-85%
Mylar Sheeting 90-92%
Earthy Dank Reviewed by Earthy Dank on . CFL question?!?!? Ok so this is my first real attempt at creating a cabinet grow box and i have just couple questions... first off the space im uses is 1ft 8 inchs by 3 ft and about 4 ft heigh, giving me just under 5 squared feet (4.98) of growin area... i wanna grow 2 small plants forceing em into early budding with this setup.....durning the veg stage, i plan on uses 3 CFL 5900K bulbs....2- 24watt 1600 lumen directly over each plant and on 42watt 2400 lumen in the middle....total of 5600 lumen....so about 1100 Rating: 5