Essentials EasyControl 25 PH Down - 250ml Hydrogarden pH adjustment solutions are specially prepared for use in hydroponics. They are extremely concentrated and care should be taken when in use. £2.99
Essentials EasyControl 25 PH Down - 1L Hydrogarden pH adjustment solutions are specially prepared for use in hydroponics. They are extremely concentrated and care should be taken when in use. £8.49
Canna Ph Down 1 litre Add pH adjuster in very small doses (14ml) to the nutrient tank, checking the value of the pH level until desired pH level is achieved. Stir well before every measurement. £9.50
Growth Technology hydroponic Ph down Increases pH level in solution - pH UP contains Potassium Hydroxide (KOH). This is a very caustic liquid and should be handled with extreme care. Once again our product, at 50%, is stronger than some competing product £3.99