PAR readings of a Barrina T5 grow light at different distances
Knowledge

What is the PAR and PPFD?

PAR (Photosynthetically Active Radiation) describes the portion of the visible spectrum that plants “see” and use for photosynthesis (400nm-700nm). PPFD (Photosynthetic Photon Flux Density) measur...
How many lights do I need for a garage or workshop? - Barrina led
Knowledge

How many lights do I need for a garage or workshop?

The whole point of choosing a garage lighting system is to illuminate the space. This is the most important factor. Traditionally, the brightness of a bulb was measured by how many watts it consum...
How to install t5 integrated led fixture? - Barrina led
Knowledge

How to install t5 integrated led fixture?

    1. Drill holes for mounting clips 30~35'' apart and install the plastic anchors. 2. Place the mounting clips over the holes, then screw them into place. 3. Snap fixture into place. 4. Using th...
Which CCT do you prefer? - Barrina led
Knowledge

Which CCT do you prefer?

Correlated Colour Temperature(CCT) defines the color appearance of a white LED. CCT is defined in degrees Kelvin. When the color temperature is around 2700K, the light color is reddish, which gi...