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Hanna 1500 ppm Solution, 230 ml
Brand: Hanna Instruments
Hanna Instruments' solution, ideal for gardening, laboratory work, and field experiments. Comes in a bottle designed to keep air and light from damaging the solution.
Item #: 131927
In Stock

Price:	$15.36

Hanna 1500 ppm@25C Calibration Solution, 20 ml, case of 25
Brand: Hanna Instruments
Hanna Instruments' calibration solution, ideal for gardening, laboratory work, and field experiments. Comes in a package designed to keep air and light from damaging the solution.
Item #: 131928
In Stock

Price:	$29.60

Milwaukee Instruments 1500 ppm Calibration Solution, 20 ml Sachets, case of 25
Brand: Milwaukee Instruments
This item is sachets Available in 220 ml bottles and 20 ml sachets. Traditional buffer solutions are packed in 220 ml leak-proof bottles and are recommended for lab application. Sachets are sealed against light and air and are ideal for on-the-spot …
Item #: 131967
In Stock

Price:	$20.80

Hanna 1500 ppm TDS Solution, 16 oz
Brand: Hanna Instruments
Hanna Instruments' calibration solution, ideal for gardening, laboratory work, and field experiments. Comes in packaging designed to keep air and light from damaging the solution.
Item #: 409224
In Stock

Price:	$16.00

Grow Plug, 1.5" x 1.5", case of 1500
Brand: Hydrofarm
Made of naturally composted materials, it contains natural beneficial fungi and can be inoculated with other biological controls. It is an optimally aerated medium that naturally maintains the proper air/water ratio to promote healthy growth. Fits Rapid …
Item #: 408765
In Stock

Price:	$294.52

Active Aqua Replacement Pre-Filter for Pro Pump 150 (PU150)
Brand: Active Aqua
Replacement pre-filter for Pro Pump 150 GPH submersible pump (PU150).
Item #: 131753
In Stock

Price:	$3.98

Active Aqua Replacement Pre-Filter for Pro Pump 275 and 500 (PU275 and PU500)
Brand: Active Aqua
Replacement pre-filter for Pro Pump 275 and 500 (PU275 & PU500 models).
Item #: 131754
In Stock

Price:	$7.32

HydroLogic Pre-Evolution Pre-Filter, High Capacity
Brand: Hydrologic
High capacity pre-filter for Evolution-RO1000. Adds 2 extra pre-filter stages. Ensures that the Evolution Reverse Osmosis system runs more efficiently. Reduces filter changes to every 7,500 gallons used. The cleanable sediment filter is …
Item #: 409284
In Stock

Price:	$260.19

Pre-filter for PROfilter 75 Carbon Filter
Brand: Atmosphere
These pre-filters are used to stop small particles and dust from getting in contact with the carbon, thus preventing premature depletion of its odor-trapping ability. The pre-filters are made from 100% polyester. They are sold packaged in a plastic bag to …
Item #: 135022
Out of Stock

Pack of 25
Price:	$580.00
	$23.20 (ea)

Pre-filter for PROfilter 50 Carbon Filter
Brand: Atmosphere
These pre-filters are used to stop small particles and dust from getting in contact with the carbon, thus preventing premature depletion of its odor-trapping ability. The pre-filters are made from 100% polyester. They are sold packaged in a plastic bag to …
Item #: 135024
Out of Stock

Pack of 25
Price:	$460.00
	$18.40 (ea)

Multi Flow 12 Pot Hydroponic System
Brand: Multi Flow
This system requires 100 liters of growing media, not included. The Multi Flow system has individual containers for each plant that can be placed close together for small plants and farther apart for larger plants. Moving plants is simple just lift out …
Item #: 135378
Out of Stock

Price:	$587.00

Can Replacement Pre-Filter 1500