U1 2-Year Filter Bundle Led • 6" x 13" UL

• 6" x 13" UL Listed Heat Mat

and sulfur during all phases of growth

When used with a temperature controller and tray domes

413 µS/cm conductivity standard that is prepared against a NIST traceable potassium chloride solution and supplied with a certificate of analysis

U1 2-Year Filter Bundle Led • 6" x 13" ULAdd a 2 year filter bundle to your order, and you'll receive two annual replacement filter kits(cartridges #1 and #3, two pieces each), two hydrogen PEM modules, and one reverse osmosis membrane(cartridge #2 to be replaced after the 2nd year of use). You'll get three years of use with this add on! Contents: Hydrogen Module. RC HGPEM: 2 pieces AlcaPure Alkaline Post Filter. RC QT CF: 2 pieces Sediment and Carbon Filter. RC QT PAC: 2 pieces Reverse