H2O2 250ml Add to any non-organic nutrient solution to increase the oxygen content, this can lead to greater photosynthesis and give you healthier plants. Also used to clean out systems between crops. Do not use with beneficial bacteria though !    £3.99 Quantity:
	H2O2 1 litre Add to any non-organic nutrient solution to increase the oxygen content, this can lead to greater photosynthesis and give you healthier plants. Also used to clean out systems between crops. Do not use with beneficial bacteria though !    £11.49 Quantity:
	H202 5 litre Add to any non-organic nutrient solution to increase the oxygen content, this can lead to greater photosynthesis and give you healthier plants. Also used to clean out systems between crops. Do not use with beneficial bacteria though !    £38.99 Quantity: