315w 3100K Ceramic Metal Halide - CMH Lamp - PGZ18 style base

- European PCA (Polycrystalline Alumina) imported from Holland

- Compact lamp shape with superior colour quality 3100k CRI rating 90 and 32,500 initial lumens

- Advanced low frequency square wave technology

- Energy efficient, high PAR value lamp spectrum

- Reduced operating heat

- Increases plant production

- Rated life span 20000 hours