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Frosted lens to properly blend spectrum
Bag material is 80% polyethylene and 20% nylon with 4 mil thickness for excellent strength and resistance to permeability
High output of PAR light (1450 μmol/s) promotes photosynthesis
Features slotted housing and 4 piece white reflector that distributes light very broadly
Bluelab Soil pH Meter books-&-videos Frosted lens to properly blendThe pH level of soils or substrates strongly influences crop performance. Do you know what the pH of your soil is? Soil pH measuring made simple! If you need to measure the pH level of soil, media or substrates, then the Bluelab Soil pH Meter is just what you need. This hand held meter comes with a Soil pH Probe, Dibber Auger, pH 4. 0 and pH 7. 0 calibration solutions, plus a helpful Quick Start guide. The Bluelab Soil pH Meter can be used by
