Hanna DiST 5 EC/TDS Meter commercial-lighting-fixtures 109 (and other patents pending)

109 (and other patents pending)

This optional valve (used in place of a pump) is designed to be installed in a pressurized water line and to be controlled by your CO2 monitor

a full 6 inches wider than the rest

The Roots Organics Dry Player Pack is the perfect assortment of products for anyone interested in using dry organic plant nutrients in their garden

Great White is a premier mycorrhizal product

Hanna DiST 5 EC/TDS Meter commercial-lighting-fixtures 109 (and other patents pending)When the original DiST (Dissolved Solids Tester) was first introduced, conductivity and total dissolved solids measurements became easy and affordable. The DiST's ease of use, in combination with its affordability, made it the standard in EC and TDS measurement. HANNA continues the standard in EC and TDS testing with the DiST 5. This tester includes features such as a replaceable graphite electrode, adjustable TDS ratio, C or F measurement, automatic