Bluelab PH Probe 2mtr Aqua One Floramax Silica is a highly

Floramax Silica is a highly stable

Versatile usage – Can be used as a sand tray

N-P-K-S:  2-1-3-1

Please pour pre-mix solution through a sieve (Foliar Spray & Hydroponics)

Available in two depths

Bluelab PH Probe 2mtr Aqua One Floramax Silica is a highlyDependable double junction pH probe technology that's built to last Double junction probe reduces reference contamination, extending longevity Fully waterproof not just water resistant BNC connector allows use with all other compatible Bluelab and Autogrow products 2 metre cable for measuring in hard to reach locations Use the included storage cap with KCl to lengthen probes lifespan Fast sensor response ensures quick and accurate measurements