Hanna PHEP Tester (Model HI 98107) Drip Emitters the water content of the

the water content of the block can be controlled with great precision

Because it is pressure-compensating

Compatible with Titan Controls CO2 Controller or other 120 volt controllers and timers

Designed to maximize the potential of your plants' root system

The SprayTrax FM Foamers are available on our rugged

Hanna PHEP Tester (Model HI 98107) Drip Emitters the water content of theThe HI 98107 (pHep ), which is the result of over two decades of research and manufacturing experience, is the updated version of our widely popular 96107 (pHep ). Today the redesigned pHep series feature a rugged and ergonomically enhanced casing that fits comfortably in your hand and a larger LCD which makes it easier to read at any angle. With the latest innovation of a non clogging fiber junction the new pHep meters last much longer. Simply pull