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      Water Filters / RO

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      76 Products
      Ph 4.01

      Ph 4.01

      a high quality pH 4.01 calibration buffer produced in accordance with ISO 3696/BS3978 standards using high purity salts, deionized water, certified weight-checked balances.

      Out of stock
      $ 18.50
      HydroLogic Stealth RO 150

      HydroLogic Stealth RO 150

      Removes 98%+ of all contaminants in your tap water
      3-Stage RO unit, 1 RO membrane, Green Coconut Carbon Filter, cleanable sediment filter, membrane power flush kit, automatic shut-off valve, pressure gauge

      In stock
      $ 304.99
      Bluelab 2.77 EC CONDUCTIVITY 500ml

      Bluelab 2.77 EC CONDUCTIVITY 500ml

      Bluelab EC Solution is used as a reference or checking solution to ensure the cleanliness and proper functionality of EC/CF probes.
      2.77 EC conductivity standard solution.

      In stock
      $ 23.86
      Bluelab ph probe KCI storage solution 250ml

      Bluelab ph probe KCI storage solution 250ml

      The perfect solution to store and hydrate your Bluelab pH probes or pens

      Features:

      Contains 250 ml/8.4 fl oz
      Compatible for use with Bluelab pH Pens, Bluelab Soil pH Pens, Bluelab pH Probes, and Bluelab Soil pH Probes
      Shipping & Returns

      Out of stock
      $ 31.45
      Extrememist 32oz pump sprayer

      Extrememist 32oz pump sprayer

      The perfect reptile sprayer for your pets, herpetarium, backyard tortoises, and more, the ExtremeMist High-performance Reptile Mister is easy to use and works with most water-soluble additives.

      In stock
      $ 31.45
      Hydrologic stealth RO 150 w/upgraded carbon filter

      Hydrologic stealth RO 150 w/upgraded carbon filter

      Power your hydroponic garden with clean water with the HydroLogic Stealth-RO150! This reverse osmosis system produces 150 gallons of ultra-pure water daily, removing 98% of contaminants for truly pure water.

      Out of stock
      $ 365.63
      Ac Infinity pH meter Pro Kit

      Ac Infinity pH meter Pro Kit

      A digital water quality meter designed to measure water’s acidity, alkalinity, and temperature to help optimize its quality for gardening and water treatment applications.

      Out of stock
      $ 103.06
      Hanna Calibration solution 4.0 and 7.0

      Hanna Calibration solution 4.0 and 7.0

      a set of premium quality pH 4.01 and 7.01 calibration buffers produced in accordance with ISO 3696/BS3978 standards using high purity salts, deionized water, certified weight-checked balances.

      In stock
      $ 22.00
      Ac infinity air pump one outlet

      Ac infinity air pump one outlet

      An air pumping system designed for hydroponics settings to improve growth by enrichening oxygen levels.
      Innovative electromagnetic motor maximizes air pressure and volume while reducing energy consumption.

      In stock
      $ 17.99
      General hydroponics ph down gallon

      General hydroponics ph down gallon

      The Acid formulation uses food grade Phosphoric acid to lower the pH to the proper level. Widely recognized as a consistent and reliable product.

      In stock
      $ 36.99
      Stealth ro 150gph membrane

      Stealth ro 150gph membrane

      Stealth-ro150/300 RO membrane reduces 89%+ of ppm of total dissolved solids.

      In stock
      $ 165.60
      Hydroflow black vinyl tube 5/8” OD

      Hydroflow black vinyl tube 5/8” OD

      Hydro Flow Black Vinyl Tubing

      Premium excellent quality vinyl tubing. Made in the USA.

      In stock
      $ 47.99
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