Shade Cloth 30% Dark Green 20 x 48 FT CO2 and the unit's digital display

and the unit's digital display shows live CO2 levels

perfect for 3x3ft veg footprint

● Add Elite 91 ROOTS with every feeding from seedling/cloning growth stage up until the 5th or 6th week of the crops fruiting/flowering cycle

Light-weight

Shade Cloth 30% Dark Green 20 x 48 FT CO2 and the unit's digital displayGROW1 Greenhouse Shade Cloth is constructed of a knitted, heavy duty, high density polyethylene (HDPE) built to withstand the elements and years of use. Manufactured from HDPE with UV Protection, durable enough to withstand all weather conditions. Provides optimal visibility blockage due to the unique knitted light deprivation design. Features Dark Green Knitted HDPE Material 20ft x 48ft Size 30% Light Deprivation Durable + High Airflow Material