Hortilux Conversion (HPS to MH) Bulb Options:Hortilux Conversion (HPS to MH) Bulb, 250W Engineered in ISO 9001 certified

Engineered in ISO 9001 certified facility

calcium silicate and potassium silicate

3' for RAZR 2/3/4

For use in soil

Worm castings and zeolite promote better aeration and drainage

Hortilux Conversion (HPS to MH) Bulb Options:Hortilux Conversion (HPS to MH) Bulb, 250W Engineered in ISO 9001 certifiedHORTILUX Metal Ace (converts HPS to metal halide) conversion lamps are metal halide lamps that operate on high pressure sodium systems. A one dimensional lighting system is easily and economically converted into a complete (metal halide HPS) growing system, providing the full range of spectral energy required for all stages of plant growth and development. These lamps are 100% lead free.