ROCKWOOL AOK Plugs - 98 PLUGS 1.5 " Day/Night Hortilux uses a glass that

Hortilux uses a glass that allows the UV light to pass through benefiting plant growth

durable and withstands even extreme temperatures

Calcium and magnesium are a necessary part of growth for many plants

This fan is ideal for homes

which translates into a very stable product and long or indefinite shelf life

ROCKWOOL AOK Plugs - 98 PLUGS 1.5 " Day/Night Hortilux uses a glass thatGrodan 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