The Trolmaster DSD-1 Dry-contact module provides a simple and flexible solution to who want to connect & control devices to the Hydro-X using a “dry-contact” or relay to activate the device
Cocogro has a very low salt content that is available in 1/2" double-sieved long fibers to reduce dust and give ample space within the mix
The HI98103 Checker pH tester has been designed with many advanced features while maintaining the look and feel of the original Checker
SANITATION: For use in greenhouses
Glass Beaker Low Form with Spout and Graduations – 100ml - pack of 10 fluorescent-lighting The Trolmaster DSD-1 Dry-contact modulePyur Scientific Low Form Beakers. Made from 3. 3 Borosilicate glass. They include graduation and spout. Available in sizes. 25ML, 50ML, 100ML, 250ML, 500ML, 1000ML, 2000ML, 5000ML, 10,000ML. We also carry these with handles.