Alfred pH Test Strips (4.5-9) UnitAlfreds pH Test Strips are quick, easy, and reliable! Dont take any chances, no other nutrient solution characteristic is more important for healthy plants. Without the correct acidity alkalinity, the ability of your plants roots to uptake critical nutrients is severely limited. Simply dip the testing zone of the litmus strip in a sample of water or nutrient solution, hold for 3 5 seconds, and youre done. Now remove the testing strip from the

Reduces silt

The lowest energy use of any fan filter controller system

Results can be seen very quickly after usage

or experiment with different lighting to determine the best combination for growth

ONA dispensers are designed to be used exclusively with ONA Gel

and away from foot traffic

The meter operation is simplified with dedicated buttons for measurement modes to be be displayed on the LCD and knobs for single point calibration of pH and EC/TDS

featuring an immense 25 litre growing capacity the AutoPot XL is perfect for growers looking to cultivate BIG plants and achieve even BIGGER yields

optical physicists

Fashion-forward

Stainless steel & PVC components

and increased osmotic efficiency