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  1. HydroGrowLED

    Umol/Joule - A Commonly Misunderstood Metric of Grow Light Efficacy

    There are a lot of members here who seem to distrust when I say that umol/joule is not a good indicator of how well a light can grow plants. Various members here have demanded I have my lights tested for these figures and recommended me to a company called CSA Group to do so. I have contacted...
  2. HydroGrowLED

    Umol/Watt - "Impossible" Readings

    So far in my brief time back here on RIU I've had several comments on figures I've posted for umol/watt output on the LEDs used in our products. One thing I have always prided myself on is transparency. So I decided to make a post today, get my integrating sphere out of the cabinet, and give...
  3. HydroGrowLED

    Independent Photo Results Using LED Grow Lights vs HID and other LED's.

    I would love the opportunity to become an advertiser on this site with our banner rotating in amongst the others. I've attempted to use the Advertising link at the top of the page, but it keeps sending me back to the home page. If any mod/admin/whoever, can help us with getting set up here, it...
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