Bluelab pH Probe AIR PURIFICATION No holes in this lid

No holes in this lid make it idea for storing liquid nutrients

or low-bay growing environments

to drain off excess water from the base of the cutting or seed

Hub & RJ12 Cables

commercial-grade construction and compatibility with ducted installations allow it to integrate seamlessly into demanding environmental control systems

Bluelab pH Probe AIR PURIFICATION No holes in this lidThe Bluelab pH Probe has been designed with longevity in mind, with a double junction probe, polycarbonate housing and high quality electrical components. Created with advanced and affordable technology, you can rely on Bluelabs pH Probe to give you accurate and fast measurements every single time. Double junction probe reduces reference contamination, extending longevity Fully waterproof not just water resistant BNC connector allows use with all