Pro-Leaf Co2 Digial PPM Controller Fans With heavy duty construction

With heavy duty construction

so break in half if you only want to make up 10L

Add Part A before adding Part B

but should not be used with chlorines or Hydrogen Peroxides

this has been achieved without incorporating toxic PGR’s

Pro-Leaf Co2 Digial PPM Controller Fans With heavy duty constructionPro Leaf B1 PPM Co2 Digital PPM Controller The Pro leaf PPM B1, digital Co2 controller, provides simple and precise control of gas cylinder regulator or a Gas burner generating devices. With modes for both increasing and decreasing co2. Fuzzy logic operation which offers additional accuracy when utilizing compressed gas for co2 supplementation. Adjustable set points range from 400 2000 parts per million with an accuracy of + 100 PPM and an adjustable