General Hydroponics-Site Plugs food-storage you can use all three

you can use all three to sort your work and collect desired plant particles (sold separately)

Rounding out the system is the DE1000Lh (Open) Reflector and a premium European-made DE lamp with rated PAR output of 1450 µmol/s

PowerVEG 420 appears white when not lit

Stability Indicator - An hourglass indicator is displayed on the LCD until a stable reading is obtained

Includes TerraPro humus and silicon for plant strength

General Hydroponics-Site Plugs food-storage you can use all three4" Site Plug for AeroFlo2 Square Chamber. Pack of 20. Used to cover empty plant sites in AeroFlo2 systems. Protects grow chambers and nutrient solution from contamination by dust and debris.