The 3,100 K has a very high 1.82 PPF per second light source. 4,200 K color temperature, excellent 97.5 CRI, 31,127 initial lumens.

The 4,200 K has very high 1.70 PPF per second light source. Good lumen maintenance and excellent PPF performance throughout lamp life.

Unique open-rated lamp construction, including a ceramic arc tube contained in a protective quartz glass shroud with PGZX18 base, reduces radiant heat from the arc tube and makes these lamps suitable for open-rated fixture use.

Par Pro 315watt CMH Lamp

C$125.00Price