Shat-R-Shield’s high-efficiency T8 fluorescent lamps offer 32 watts and a rated life of up to 30,000 hours. The T8 lamps also feature a CRI of 85, 2800 mean lumens, and color temperature ratings of 4100°K and 5000°K. Shat-R-Shield, (800) 223-0853, www.shatrshield.com.