General Hydroponics PRO pH Down 2.5 gal (2/CS) hm-digital-ph-70-buffer-solution-20-packets-of-20-ml Ideal for the production of

Ideal for the production of vegetable transplants in large cell trays

This sprayer requires no manual pumping and is ideal for large jobs

Controls and monitors CO2 from 0 to 2000 parts per million (PPM)

Replacement sensor can be purchased separately

An excellent soil conditioner

General Hydroponics PRO pH Down 2.5 gal (2/CS) hm-digital-ph-70-buffer-solution-20-packets-of-20-ml Ideal for the production ofGeneral Hydroponics Pro pH adjusters are based on completely different technology than our traditional smaller sized adjusters offering. New non mineral based acids and bases will not add nutrient value like the use of phosphoric acid or potassium hydroxide. They are safer to use as well as compared to mineral based adjusters. This is due to having a zero rating score for all safety categories on the HMIS scale as well as being non corrosive and non