Industry standard worldwide for horticulture. High Intensity Discharge sold with Plus, Agro or Planta lamps which have enhanced blue spectrum for vegetative growth and red spectrum for flowering growth. Reliable and efficient to run. The approximate cost for a 400W HPS on a daily 18 hour cycle is £35 - £40 per quarter. All lights are CE certified and guaranteed. Made by leading horticultural lighting companies from Holland and England. All thorough testing and approval worldwide. These lights are far from home made, unlike other cheap lights on the market. Buying lights without CE Certification is like buying a car without an MOT.

Finally, please note that the green and white ballasts depicted are of equivelent quality and are supplied across the range of lighting combos. "Standard", "Quality" and "Air Cooled" refer only to the differences in the reflectors supplied.

See our fully equiped and stocked shop and warehouse, as well as our basement and upstairs demonstration grow rooms, fully operating equipment and systems on show. We will be happy to talk you through the systems and equipment. Got any questions - we can answer them.

Typically the more light you give the plant, the better the yield will be. Double the lux, double the yield. Approximate coverage with:

- 400W is 1m²: 5-10 plants
- 600W is 1.5m²: 7-14 plants
- 1000W is 2m²: 15-20 plants