Sun System LEC 630 3100K | 347 / 480 Volt Commercial CMH Fixture Arbico At about 10 lbs for

At about 10 lbs for 50 ft

Their stone wool is made from natural basalt rock and recycled material

As a result

A 3-12-12 fertilizer is phosphate and potash led with nitrogen held low

we'll approximate to 3%

Sun System LEC 630 3100K | 347 / 480 Volt Commercial CMH Fixture Arbico At about 10 lbs forReading the Spectrum on the Sun System LEC 630 at 3100K Check the voltage first, because this build is 347 480 volt only and will not run on a 120 or 240 volt service. What it ships with is the warm option. The 3100K lamp concentrates its intensity near 600 nm, so it reads orange yellow to the eye and behaves much like an HPS. We bench tested the 315W ceramic lamps ourselves. That Philips 3100K put out the highest total PAR of anything measured,