How many lumens do you need to light a shop?
A rule of thumb is to use between 130 and 150 lm per square foot of work space. A 40- watt fluorescent bulb can produce 2,200 lm. 800 lm is the output of a 60- watt bulb. How many lumens per sqft should a shop have? 50 lm per square feet of space is recommended […]