As LED aquarium lighting continues to evolve rapidly, let’s take a look at how this technology can benefit our reef tanks beyond the illumination of corals and fishes in our main display tank. As well as providing such lighting, LED units can also be extremely useful for fueling algae filters in sumps, indeed we’ve shown this before with our review of the Arcadia EcoAqua 30watt spotlight. With many hobbyists now switching to LED for this purpose, in this review we look at another unit that can be adapted from its primary use as a freshwater planted tank light, and put to good use in a marine setting. Obtaining our unit in good order from renowned online operation Swell UK, out-of-the-box our GroBeam tile feels solid and well-made. This 2013-made 1500 ND (Natural Daylight) model is the latest ‘version’ of the tile boasting higher output LEDs than the preceeding ‘1000’ model. An inspection of the contents and instructions confirms that this is a product from a specialist manufacturer, purposefully-designed and optimised for the task in hand. With a colour temperature of 6500k, this unit is well-suited to illuminating a range of marine macro algae… Chaetomorpha and Caulerpa. The LED tile is fitted with 10 Cree More: Review: TMC GroBeam 1500 Ultima ND… More:
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