LED Linear Low Bay/High Bay provides a high lumen package at over 143lm/w. These are ideal for replacing metal halides or T8 fluorescent fixtures. These fixtures provide high a long life and great color rendering. The LHB series comes in 4000K and 5000K color temperatures. Suggested mounting heights are between 30 - 50 feet. This high bay reduces energy up to 60% and has a5 year warranty. This fixture has the premium certifications for utility rebates around the nation.