Description
General Hydroponics uses the highest-quality reference solutions, allowing growers to calibrate many popular brands of PH, EC and TDS meters (NaCl scale or the 442 scale). General Hydroponics technicians check each batch to ensure that our solutions are precisely calibrated and yield reliable readings each time they are used.
![EcoPlus Medium Round Air Stone [Ships To Western States Only] 728410](https://i0.wp.com/www.horticulturesource.com/fresh/wp-content/uploads/2019/07/HGC728410-01.jpg?fit=324%2C324&ssl=1 "EcoPlus Medium Round Air Stone [Ships To Western States Only] 728410")
![Hydroton Original 50 Liter [Ships To Mountain West Only] (Not for sale in CA PR) 714116](https://i0.wp.com/www.horticulturesource.com/fresh/wp-content/uploads/2019/07/HGC714116-01.jpg?fit=324%2C324&ssl=1 "Hydroton Original 50 Liter [Ships To Mountain West Only] (Not for sale in CA PR) 714116")
![Hydro Flow Top Hat Grommet Bulk 1/4 in - Display Box (250/Box) (250 each) [Ships To Western States Only] 708382](https://i0.wp.com/www.horticulturesource.com/fresh/wp-content/uploads/2019/07/HGC708382-01.jpg?fit=324%2C323&ssl=1 "Hydro Flow Top Hat Grommet Bulk 1/4 in - Display Box (250/Box) (250 each) [Ships To Western States Only] 708382")
![Hydro Flow Ebb & Flow Tub Outlet Fitting 1/2 in (13mm) (10/Bag) (10 each) [Ships To Western States Only] *CLOSEOUT* 708570](https://i0.wp.com/www.horticulturesource.com/fresh/wp-content/uploads/2019/07/HGC708570-01.jpg?fit=324%2C324&ssl=1 "Hydro Flow Ebb & Flow Tub Outlet Fitting 1/2 in (13mm) (10/Bag) (10 each) [Ships To Western States Only] *CLOSEOUT* 708570")
Reviews
There are no reviews yet.