Armor Si special-order even more so if the

even more so if the you drill the cover for tubing connections and/or cut out a port for adding nutrients

They are perfect for holding Rockwool or Stonewool slabs

Designed to use with 1/2" tubing

Connect to a compatible 0-10V dimmer or controller for precise PPFD adjustment

Armor Si special-order even more so if theArmor Si is suitable for all types of plants during all stages of growth. It can be used for plants growing in hydroponics, Coco Coir and all types of media. Use as a growth enhancer with irrigation water or in addition to your regular fertilizers. Armor Si improves plant structure and foliar development, increases yield, and improves flower and fruit production. Your plants will additionally experience improved heat and cold tolerance, stress