The major difference is upfront cost vs. cost of ownership. If you purchase the "cheap" multi-color products you will end up consuming MUCH more energy. The difference is much more than the upfront cost of the lights.
There are some well designed multi-color "pink" lights out there and there cost is similar to ours. A 325watt multi-color design has similar light output to our 230 watt remote phosphor design.
There are some well designed multi-color "pink" lights out there and there cost is similar to ours. A 325watt multi-color design has similar light output to our 230 watt remote phosphor design.