The Grower’s Choice 315w CMH/LEC Lamps are suitable for use in all standard 315w CMH/LEC fixtures. Grower’s Choice 315w CMH/LEC Lamps use a proprietary phosphor coating on the outside of the arc tube to provide you with the richest spectrum on the market.

Grower's Choice 3100K 315 Watt SE CMH Bulb Features

• For use in any standard 315w CMH/LEC fixture
• Produces more PAR per watt than HPS
• Richest spectrum flowering lamp on the market with a CRI of 90
• Optimal for flowering but can be used for Veg as well
• Promotes higher rate of metabolic activity and resin production through the use of UV and Far-red spectra

Specifications

• Spectrum: 3100K - ideal for bloom, but works for veg also
• Lumens Per Watt: 120
• CRI: 90
• Lumens At 100 Hours: 37000
• Photon Flux: 570 umol/s
• Lifespan: 15,000 hours

See the full spec sheet .