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CO2

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  • MC122 PH Controller w/ PH Electrode - Milwaukee Instruments

    MC122 PH Controller w/ PH Electrode - Milwaukee Instruments

    Milwaukee Instruments

    $130.00
    With Milwaukee's MC Controllers you can monitor and control pH and/or ORP levels.   The Milwaukee Instruments "MC" Controllers have a user selectable set point and a visual "Power Activated" LED notification light. Power to the controller box...
  • MC120 PH Monitor w/Probe & Mounting Kit - Milwaukee Instruments

    MC120 PH Monitor w/Probe & Mounting Kit - Milwaukee Instruments

    Milwaukee Instruments

    $87.00
    The MC Monitors are designed to continuously monitor pH, EC or TDS values directly in your reservoir. Each unit features a user select able set-point. An LED visual alarm is activated and flashes when the pH, EC or TDS level rises either Above or Below...
  • MA955 Solenoid Valve for Co2 Dosing - Milwaukee Instruments

    MA955 Solenoid Valve for Co2 Dosing - Milwaukee Instruments

    Milwaukee Instruments

    $38.00
    The solenoid valve is an accessory for the MC122 and the MC125 to automate your dosing of CO2 and makes sure that the plants of your aquarium are always healthy. MA955, solenoid valve, is supplied with 1.5 m cable.
  • CarbonDoser CO2 Check Valve

    CarbonDoser CO2 Check Valve

    CarbonDoser

    $29.99
    After years of experience with CO2 systems, we discovered why consistent "bubble counts" are, most of the time, impossible. Here's why: ALL check valves, even expensive ones, have a "high crp" or "crack pressure" rating (the pressure at which they...
  • 5 lb CO2 Cylinder – Aluminum - Perfect for Calcium Reactors

    5 lb CO2 Cylinder – Aluminum - Perfect for Calcium Reactors

    Generic

    $79.99
    This tank is one of our best and most popular portable cylinders. Being a 5 lb CO2 tank, it weighs far less than steel and still has more than enough capacity to get the job done. Perfect to refill with CO2. It’s also a great tank for...