Use low bay fluorescent fixtures from Grainger where the ceiling is 25'H or less. General-purpose standard series fixtures can be surface mounted or suspended from ceilings up to 16'H and provide suitable lighting for light-duty applications. Use premium series fixtures to help provide light when ceilings are up to 20'H and heavy-duty low-bay fixtures for mounting heights up to 25'H. Also find sturdy, thick-gauge steel shop lights that can offer reliable ballast operation and reduced noise. Check out the wide range of low bay fluorescent fixtures from Grainger.