C.A.P. Metalized Film, 50', 1 mil air-purification ventilation for at least 2

ventilation for at least 2 to 5 minutes is mandatory to replenish the oxygen supply required by the generator's combustion

as well as CO2 generators or regulators

Item # Description Initial Lumens CCT Product Dimension Net Lbs Box Dimension Gross lbs CS/QTY UG-T5/41/865 UltraGrow – 4Ft T5 Strip w/6

8 cu ft and 55 cu ft bales

REMO Grow brings a quality and simplicity to your garden

C.A.P. Metalized Film, 50', 1 mil air-purification ventilation for at least 2This metalized plastic sheeting will reflect about 98% of the light that hits it. You should put it on the walls around your plants to reflect wasted light back to the plants. It comes in three different roll lengths and two different thicknesses, 1 mil and 2 mil (1 mil is 1 1000th of an inch). We recommend the 2 mil for the better workability and strength. It comes in 50'' wide rolls.