Grodan Pro Delta 6.5 Block, 4" x 4" x 2.5", case of 216, Commercial spl_hgc Features slotted housing and 4

Features slotted housing and 4 piece white reflector that distributes light very broadly

bulb replacements and heat are the biggest problems indoor growers face

2 on/off settings per day

Use with the Fluence light intensity Dimmer for instant PPFD adjustments when transitioning between crop varieties or growth stages

Flower Footprint: 5 ft x 5 ft

Grodan Pro Delta 6.5 Block, 4" x 4" x 2.5", case of 216, Commercial spl_hgc Features slotted housing and 4Grodan Stonewool (rockwool) is made from molten rock spun into cotton candy like fibers and then compressed into cubes, blocks, or slabs. Where other rockwool brand manufacturers cut all sizes from one batch of wool, Grodan is unique by making different types of fibers. The purpose is to support the requirement of the plant in the different plant stages. Grodan has a tremendous capacity for absorbing nutrient solution while retaining plenty of oxygen