Philips Master Color 942 CDM Elite MW, 315 Watt, 4200K. T-12 ac-dehumidification-humidification The name "633" references the

The name "633" references the area of the light spectrum produced by this lamp

This easy to use kit includes everything you need to start flower or vegetable seedlings

Can be used in conjunction with our float valve

This means that Calyx Magnum is biodegradable

Philips Master Color 942 CDM Elite MW, 315 Watt, 4200K. T-12 ac-dehumidification-humidification The name "633" references theSuperior color quality. Crisp white light. 4200K color temperature, High 92 CRI, 34,300 initial lumens (109 lm W). High 90% lumen maintenance at 8,000 hr. High 85% PPF maintenance at 20,000 hrs. Unique open rated lamp construction reduces radiant heat from the arc tube and is suitable for open fixture use. Important: Until the lamp has achieved a least 10 hours of operation, the lamp should never be turned off sooner than 2 minutes, including during