What does HEI stand for?
HEI stands for "High Efficiency Incandescent"
How to abbreviate "High Efficiency Incandescent"?
"High Efficiency Incandescent" can be abbreviated as HEI
What is the meaning of HEI abbreviation?
The meaning of HEI abbreviation is "High Efficiency Incandescent"
What does HEI mean?
HEI as abbreviation means "High Efficiency Incandescent"
