Grodan 2 in Starter Mini-Blocks MM50-40 (2 in x 2 in x 1.5 in), 60 Strips of 24 Fan Speed Controllers Simple push button pH calibration
Yard notes & kiln story
Description
Grodan 2 in Starter Mini Blocks MM50 40 (2 in x 2 in x 1.5 in), 60 Strips of 24 Fan Speed Controllers Simple push button pH calibration Simple push button pH calibration system Containing L amino acids and the right types of phosphorus and potassium