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Then LIGHT
The installer makes a duct cutout and secures the unit with self-tapping sheet metal screws
Eliminates root circling
Greenhouse Supplemental Lighting – Pairs with natural sunlight to extend photoperiods or compensate for low-light seasons
is highly insensitive to pollution and offers outstanding long term stability
Grodan Gro-Wool Medium Water Absorbent Granulate Rockwool, 3.5 cu ft commercial-greenhouse-fixtures Then LIGHTGranulated rockwool can be used alone or as an amendment to organic based mixes. For example, the addition of water absorbant granulate to peat mixes at 25 50% volume increases water holding capacity and aeration, improving plant growth and shelf life. The water repellent granulates are superior substitutes for aerators such as perlite or Styrofoam. The granulate is prilled for easy mixing. Granulated rockwool as potting mix: When you use granulated
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