Sylvania Son T Grolux High Pressure Sodium bulb
400 & 600 Watt Bulbs Available
The original high quality HPS Bulb
High pressure sodium lamps produce high lumens and provide primarily Yellow 570-590 (nm), Orange 590-630 (nm) and Red 630-750 (nm) colour spectrum for the plants budding and flowering stages.
Alternate or interchange with Metal Halide Conversion lamps during the vegetative growth stage for maximum performance.
AVAILABLE: 400 and 600 Watts
For use with HPS ballasts
For vegetative and flowering growth.
Deliveries to the Uk from just £3.95 !
