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It is 8" square and contains over twice the amount of rockwool as the popular Hugo block
this super-boosted ballast’s extruded aluminum body and cooling fins mean it will stand up to the toughest conditions
the combo pH
and completely BPA free
Autopilot Digital pH Controller co2 It is 8" square andThe Autopilot Digital pH Controller (APCEPH1) accurately and reliably measures and controls the pH of any water based solution, including hydroponic nutrient mixtures, and fish aquarium water. After selecting the desired pH setting from 5. 0 to 8. 0 pH, the pH controller measures the pH value of the solution and automatically adds pH adjustment (either acid or alkaline) to change the liquid's pH to the selected level. The pH controller includes a