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      Accessories-Water Filters / RO

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      RO water/Meters and solutions

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      75 Products
      Small boy sediment pre filter

      Small boy sediment pre filter

      Replacement sediment filter for Small Boy RO filter
      Keeps silt, rust, sand, and other particulate matter out of your water supply
      Estimated 3,000-gallon capacity
      Removes Silt, Sand and Rust From The Water Supply
      Small Boy Replacement Sediment Filter

      In stock
      $ 16.99
      Hanna Groline quick cal 230ml

      Hanna Groline quick cal 230ml

      solution for use with Hanna's GroLine pH and/or EC/TDS meters. Using the Quick Cal function found in compatible meters allows for a single point calibration for pH and/or conductivity sensors. Each bottle has the lot number and expiration date.

      Out of stock
      $ 17.95
      Hydroflow rubber grommet 3/4”

      Hydroflow rubber grommet 3/4”

      Choose from the 4 sizes of Hydro Flow grommets to fit your needs
      Made from rubber
      Sold in bag or case quantities only
      Choose from the 4 sizes of Hydro Flow Grommets to fit your needs
      Made from rubber
      Easy seal application makes these a breeze to inst

      In stock
      $ 0.79
      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
      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
      Netafim 17mm shut off valve

      Netafim 17mm shut off valve

      Tech-Line Shut off valve
      17mm
      Maximum recommended system pressure: 50 psi

      In stock
      $ 5.50
      Hanna Groline cleaning solution 230ml

      Hanna Groline cleaning solution 230ml

      HI70061G is a high quality cleaning solution designed with hydroponics, aquaponics, and greenhouses in mind. Single-use sachets are highly portable, with a small footprint and a lightweight design. They are the perfect accessory for your on-the-go testing

      In stock
      $ 16.00
      Hydrologic stealth RO membrane

      Hydrologic stealth RO membrane

      Test the RO and source/inlet water to see what percentage of the inlet water’s PPM the Stealth-RO150 is filtering out (rejection %). You should see approximately 98% of the inlet PPMs being removed when the membrane is new.

      Out of stock
      $ 138.88
      Com 80-S Hydro tester

      Com 80-S Hydro tester

      The COM-80 is easily the most advanced, economically priced, reliable EC/TDS meter on the market. With its versatility and durability, it is ideal for testing applications such as hydroponics & gardening, drinking water, and more.

      In stock
      $ 50.98
      Ac Infinity Replacement Probe

      Ac Infinity Replacement Probe

      A replacement probe specially made for the AC Infinity Hydroponic Meter PRO to detect pH levels, measuring acidity and basicity in water solutions. Using this probe will increase your savings by eliminating the need to purchase brand-new pH meters.

      In stock
      $ 71.60
      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
      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
      $ 38.99
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