Mainstem Products
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Hanna pHep Waterproof Pocket pH Tester | HI98107, 0.1 Resolution
Vendor:Hanna InstrumentsRegular price $71.42 USDRegular priceUnit price / perSale price $71.42 USD -
GrowoniX Coconut Carbon Filter - White Block 2510 CC
Vendor:GrowoniXRegular price $15.38 USDRegular priceUnit price / perSale price $15.38 USD -
Grodan® Stone wool 1.5" A-OK Starter Plugs™ Loose in Carton (1.4x1.4x1.6) - (2,310ct. A-OK Loose Plugs in Carton)
Vendor:GrodanRegular price $357.78 USDRegular priceUnit price / perSale price $357.78 USD -
Grodan Gro-Block Improved Stone Wool Big Mama Gro-Block 8 x 8 x 8 - Single Block
Vendor:GrodanRegular price $8.28 USDRegular priceUnit price / perSale price $8.28 USD -
EcoPlus Commercial Grade 1.5 HP Water Chiller | 11,935 BTU 300 Gallon
Vendor:EcoPlusRegular price $1,974.12 USDRegular priceUnit price / perSale price $1,974.12 USD -
Dramm BlueFlex 150' Spray 1/4 Spray Hose, For MSO
Vendor:DrammRegular price $660.00 USDRegular priceUnit price / perSale price $660.00 USD -
DAB E.SYWALL Mount Bracket
Vendor:DAB PumpsRegular price $176.00 USDRegular priceUnit price / per$176.00 USDSale price $176.00 USD -
Ventana Plant Science - Commercial Microbes
Vendor:Ventana Plant ScienceRegular price From $60.00 USDRegular priceUnit price / per$494.00 USDSale price From $60.00 USDVentana Plant Science - Commercial Microbes
Regular price From $60.00 USDRegular priceUnit price / per$494.00 USDSale price From $60.00 USDVentana Plant Science - Commercial Microbes
Regular price From $60.00 USDRegular priceUnit price / per$494.00 USDSale price From $60.00 USDSale -
Ushio HiLux Gro CMH Lamp 315W 4200K | 32,000 Lumens | CRI >95
Vendor:Ushio LampsRegular price $112.66 USDRegular priceUnit price / perSale price $112.66 USD -
Quest DEH 3000R Wall Mounted Humistat with Sensor
Vendor:QuestRegular price $450.50 USDRegular priceUnit price / perSale price $450.50 USD -
Marrone Bio Innovations - VENERATE XC Advanced Bioinsecticide - 2.5 Gal - OMRI Listed
Vendor:Marrone Bio InnovationsRegular price $277.74 USDRegular priceUnit price / perSale price $277.74 USD -
iLuminar iLogic8 LED Grow Light | 630W Full Spectrum, 1,700 µmol/s, 4x4 ft
Vendor:Iluminar LightingRegular price $799.00 USDRegular priceUnit price / perSale price $799.00 USD -
HydroLogic Tubing 3/8 inch - 50' Black
Vendor:HydroLogicRegular price $19.89 USDRegular priceUnit price / perSale price $19.89 USD -
Hydrofarm 6 in Trellis Netting | 5 ft x 60 ft, Woven Polyester
Vendor:HydrofarmRegular price $15.85 USDRegular priceUnit price / perSale price $15.85 USD -
GrowoniX High Flow RO Water Filtration System GX200 HF
Vendor:GrowoniXRegular price $323.68 USDRegular priceUnit price / perSale price $323.68 USD -
AC Infinity Duct Carbon Filter, Australian Charcoal, 6-Inch
Vendor:AC InfinityRegular price $69.99 USDRegular priceUnit price / per$69.99 USDSale price $69.99 USD






