Pay in 4 interest-free payments of $5.24 Learn more
Ships within 48 hours · Estimated delivery Sep 21 - Sep 26
Alfalfa meal
Once in calibration mode submerge the probe in 1382 ppm calibration standard
The Taylor Precision temperature humidity gauge has a familiar clock face with large numbers on a large 12" dial
Easily control the ultimate pressure of this dual-stage rotary vane vacuum pump thanks to its adjustable gas ballast
Active Air Replacement CO2 Gas Detection Tubes, 300-5000 ppmv, pack of 10 growing-media Alfalfa mealSold in packs of 10. Active Air replacement CO2 gas detection tubes. For measuring CO2 levels, can measure 3005000 ppmv.
