This week, Randy takes a look at Kessil's hidden gem, the T365 spotlight, and documents how mounting height and lens angles affect the overall performance of an LED light.
Are you doing your water changes the right way? Find out in this Top 20 Mistakes episode where Ryan and Randy serve up 20 valuable tips to ensure your getting the most out of your water changes.
Our most popular LED light is put the test as Randy explores the spread and output of the Aqua Illumination Prime HD on this week's BRStv Investigates.
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