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The Bluelab Conductivity Pen (formerly EC Pen) is the ultimate handy solution for measuring conductivity and temperature
6 month guarantee for Bluelab Leap pH Probe
Piranha fungi immediately exit dormancy
Use before and after centrifugal/mixed flow fans and fan noise is greatly reduced
cigars and other items in your stash by excellently controlling the humidity around them
Duct Reducer 8" - 6" Connector Piece ihbLMOP The Bluelab Conductivity Pen (formerly8 Inch 6 Inch Ducting Reducer Connector Fitting Piece Bit This ducting reducer connects six inch (6") and eight inch (8") ducting together. Made from high quality stainless steal this connector collar is easy to apply by simply connecting the two pieces whether it be your fan with ducting, grow light or carbon filter. It's commonly connected via quick release clamps or duct tape which can also be found in our online store. Duct Reducer 6" 8" Connector
US$ 75.00
US$ 58.00
US$ 22.00
US$ 14.99
US$ 34.99
